[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] inbound_departure_time=8:25 pm seating_class=dontcare of possible values a) economy b) first class c) business d) premium economy destination_city=sd outbound_departure_time=3:10 pm refundable=b of possible values a) false b) true departure_date=6th of this month return_date=9th of this month origin_city=las vegas airlines=h of possible values a) united airlines b) air canada c) air france d) british airways e) alaska airlines f) delta airlines g) american airlines h) southwest airlines passengers=b of possible values a) 3 b) 1 c) 4 d) 2 [context] [user] would you find me one way flights?
State: [state] inbound_departure_time=none seating_class=none destination_city=none outbound_departure_time=none refundable=none departure_date=none return_date=none origin_city=none airlines=none passengers=none

[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] airlines=c of possible values a) united airlines b) delta airlines c) southwest airlines d) alaska airlines e) air france f) air canada g) american airlines h) british airways refundable=b of possible values a) false b) true passengers=b of possible values a) 4 b) 1 c) 2 d) 3 destination_city=sd outbound_departure_time=3:10 pm seating_class=dontcare of possible values a) business b) premium economy c) economy d) first class return_date=9th of this month departure_date=6th of this month inbound_departure_time=8:25 pm origin_city=las vegas [context] [user] would you find me one way flights? [system] when do you want to leave and where are you going? what city are you departing from? [user] i will depart from san francisco and need to go to las vegas. this should be wednesday next week.
State: [state] airlines=none refundable=none passengers=none destination_city=las vegas outbound_departure_time=none seating_class=none return_date=none departure_date=wednesday next week inbound_departure_time=none origin_city=san francisco

[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] passengers=d of possible values a) 2 b) 4 c) 3 d) 1 refundable=a of possible values a) true b) false origin_city=las vegas return_date=9th of this month destination_city=sd outbound_departure_time=3:10 pm inbound_departure_time=8:25 pm seating_class=dontcare of possible values a) premium economy b) business c) first class d) economy departure_date=6th of this month airlines=b of possible values a) british airways b) southwest airlines c) delta airlines d) united airlines e) american airlines f) air canada g) air france h) alaska airlines [context] [user] would you find me one way flights? [system] when do you want to leave and where are you going? what city are you departing from? [user] i will depart from san francisco and need to go to las vegas. this should be wednesday next week. [system] how about an alaska airlines flight that leaves at 8:15 pm and has 0 stops? it costs $103. [user] do you have anything else? i like economy class.
State: [state] passengers=none refundable=none origin_city=san francisco return_date=none destination_city=las vegas outbound_departure_time=none inbound_departure_time=none seating_class=d departure_date=wednesday next week airlines=none

[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] return_date=9th of this month passengers=c of possible values a) 4 b) 3 c) 1 d) 2 inbound_departure_time=8:25 pm seating_class=dontcare of possible values a) premium economy b) first class c) business d) economy airlines=g of possible values a) british airways b) delta airlines c) american airlines d) air canada e) united airlines f) air france g) southwest airlines h) alaska airlines outbound_departure_time=3:10 pm origin_city=las vegas destination_city=sd refundable=a of possible values a) true b) false departure_date=6th of this month [context] [user] would you find me one way flights? [system] when do you want to leave and where are you going? what city are you departing from? [user] i will depart from san francisco and need to go to las vegas. this should be wednesday next week. [system] how about an alaska airlines flight that leaves at 8:15 pm and has 0 stops? it costs $103. [user] do you have anything else? i like economy class. [system] i have 4 flights that could work. what do you think of this american airlines flight that leaves at 5:30 pm and has 0 stops? it costs $101. [user] do you have anything else suitable? i have 3 people in my group.
State: [state] return_date=none passengers=b inbound_departure_time=none seating_class=d airlines=none outbound_departure_time=none origin_city=san francisco destination_city=las vegas refundable=none departure_date=wednesday next week

[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] refundable=b of possible values a) false b) true return_date=9th of this month inbound_departure_time=8:25 pm passengers=a of possible values a) 1 b) 2 c) 4 d) 3 outbound_departure_time=3:10 pm origin_city=las vegas departure_date=6th of this month seating_class=dontcare of possible values a) premium economy b) economy c) first class d) business airlines=a of possible values a) southwest airlines b) air canada c) american airlines d) alaska airlines e) british airways f) united airlines g) air france h) delta airlines destination_city=sd [context] [user] would you find me one way flights? [system] when do you want to leave and where are you going? what city are you departing from? [user] i will depart from san francisco and need to go to las vegas. this should be wednesday next week. [system] how about an alaska airlines flight that leaves at 8:15 pm and has 0 stops? it costs $103. [user] do you have anything else? i like economy class. [system] i have 4 flights that could work. what do you think of this american airlines flight that leaves at 5:30 pm and has 0 stops? it costs $101. [user] do you have anything else suitable? i have 3 people in my group. [system] this delta airlines flight is good and it leaves at 9:05 pm with 0 stops. it costs $102. [user] could i get a refund on the ticket? when does the outbound flight arrive?
State: [state] refundable=none return_date=none inbound_departure_time=none passengers=d outbound_departure_time=none origin_city=san francisco departure_date=wednesday next week seating_class=b airlines=none destination_city=las vegas

[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] airlines=d of possible values a) united airlines b) air france c) american airlines d) southwest airlines e) air canada f) alaska airlines g) delta airlines h) british airways seating_class=dontcare of possible values a) premium economy b) business c) first class d) economy passengers=c of possible values a) 3 b) 2 c) 1 d) 4 return_date=9th of this month destination_city=sd departure_date=6th of this month origin_city=las vegas outbound_departure_time=3:10 pm inbound_departure_time=8:25 pm refundable=a of possible values a) true b) false [context] [user] would you find me one way flights? [system] when do you want to leave and where are you going? what city are you departing from? [user] i will depart from san francisco and need to go to las vegas. this should be wednesday next week. [system] how about an alaska airlines flight that leaves at 8:15 pm and has 0 stops? it costs $103. [user] do you have anything else? i like economy class. [system] i have 4 flights that could work. what do you think of this american airlines flight that leaves at 5:30 pm and has 0 stops? it costs $101. [user] do you have anything else suitable? i have 3 people in my group. [system] this delta airlines flight is good and it leaves at 9:05 pm with 0 stops. it costs $102. [user] could i get a refund on the ticket? when does the outbound flight arrive? [system] sorry but you cannot get a refund. the outbound flight arrives at 10:40 pm. [user] that sounds good to me.
State: [state] airlines=g seating_class=d passengers=a return_date=none destination_city=las vegas departure_date=wednesday next week origin_city=san francisco outbound_departure_time=9:05 pm inbound_departure_time=none refundable=none

[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] passengers=b of possible values a) 4 b) 1 c) 2 d) 3 inbound_departure_time=8:25 pm return_date=9th of this month outbound_departure_time=3:10 pm destination_city=sd origin_city=las vegas airlines=e of possible values a) alaska airlines b) british airways c) air france d) united airlines e) southwest airlines f) delta airlines g) air canada h) american airlines seating_class=dontcare of possible values a) premium economy b) first class c) business d) economy refundable=b of possible values a) false b) true departure_date=6th of this month [context] [user] would you find me one way flights? [system] when do you want to leave and where are you going? what city are you departing from? [user] i will depart from san francisco and need to go to las vegas. this should be wednesday next week. [system] how about an alaska airlines flight that leaves at 8:15 pm and has 0 stops? it costs $103. [user] do you have anything else? i like economy class. [system] i have 4 flights that could work. what do you think of this american airlines flight that leaves at 5:30 pm and has 0 stops? it costs $101. [user] do you have anything else suitable? i have 3 people in my group. [system] this delta airlines flight is good and it leaves at 9:05 pm with 0 stops. it costs $102. [user] could i get a refund on the ticket? when does the outbound flight arrive? [system] sorry but you cannot get a refund. the outbound flight arrives at 10:40 pm. [user] that sounds good to me. [system] so you want to buy tickets? [user] no, not at the moment.
State: [state] passengers=d inbound_departure_time=none return_date=none outbound_departure_time=9:05 pm destination_city=las vegas origin_city=san francisco airlines=f seating_class=d refundable=none departure_date=wednesday next week

[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] outbound_departure_time=3:10 pm seating_class=dontcare of possible values a) premium economy b) business c) first class d) economy departure_date=6th of this month airlines=a of possible values a) southwest airlines b) british airways c) american airlines d) delta airlines e) air france f) air canada g) alaska airlines h) united airlines destination_city=sd refundable=a of possible values a) true b) false inbound_departure_time=8:25 pm passengers=b of possible values a) 3 b) 1 c) 4 d) 2 return_date=9th of this month origin_city=las vegas [context] [user] would you find me one way flights? [system] when do you want to leave and where are you going? what city are you departing from? [user] i will depart from san francisco and need to go to las vegas. this should be wednesday next week. [system] how about an alaska airlines flight that leaves at 8:15 pm and has 0 stops? it costs $103. [user] do you have anything else? i like economy class. [system] i have 4 flights that could work. what do you think of this american airlines flight that leaves at 5:30 pm and has 0 stops? it costs $101. [user] do you have anything else suitable? i have 3 people in my group. [system] this delta airlines flight is good and it leaves at 9:05 pm with 0 stops. it costs $102. [user] could i get a refund on the ticket? when does the outbound flight arrive? [system] sorry but you cannot get a refund. the outbound flight arrives at 10:40 pm. [user] that sounds good to me. [system] so you want to buy tickets? [user] no, not at the moment. [system] could i assist with anything else? [user] would you look for round trip flights?
State: [state] outbound_departure_time=9:05 pm seating_class=d departure_date=wednesday next week airlines=d destination_city=las vegas refundable=none inbound_departure_time=none passengers=a return_date=none origin_city=san francisco

[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] passengers=b of possible values a) 4 b) 1 c) 3 d) 2 refundable=a of possible values a) true b) false outbound_departure_time=3:10 pm airlines=b of possible values a) delta airlines b) southwest airlines c) air canada d) air france e) united airlines f) american airlines g) alaska airlines h) british airways return_date=9th of this month origin_city=las vegas inbound_departure_time=8:25 pm destination_city=sd departure_date=6th of this month seating_class=dontcare of possible values a) business b) economy c) first class d) premium economy [context] [user] would you find me one way flights? [system] when do you want to leave and where are you going? what city are you departing from? [user] i will depart from san francisco and need to go to las vegas. this should be wednesday next week. [system] how about an alaska airlines flight that leaves at 8:15 pm and has 0 stops? it costs $103. [user] do you have anything else? i like economy class. [system] i have 4 flights that could work. what do you think of this american airlines flight that leaves at 5:30 pm and has 0 stops? it costs $101. [user] do you have anything else suitable? i have 3 people in my group. [system] this delta airlines flight is good and it leaves at 9:05 pm with 0 stops. it costs $102. [user] could i get a refund on the ticket? when does the outbound flight arrive? [system] sorry but you cannot get a refund. the outbound flight arrives at 10:40 pm. [user] that sounds good to me. [system] so you want to buy tickets? [user] no, not at the moment. [system] could i assist with anything else? [user] would you look for round trip flights? [system] when will you come back? [user] i will get back on march 8th.
State: [state] passengers=c refundable=none outbound_departure_time=9:05 pm airlines=a return_date=march 8th origin_city=san francisco inbound_departure_time=none destination_city=las vegas departure_date=wednesday next week seating_class=b

[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] outbound_departure_time=3:10 pm passengers=a of possible values a) 1 b) 4 c) 3 d) 2 seating_class=dontcare of possible values a) first class b) premium economy c) business d) economy inbound_departure_time=8:25 pm origin_city=las vegas return_date=9th of this month airlines=c of possible values a) delta airlines b) alaska airlines c) southwest airlines d) air canada e) american airlines f) united airlines g) air france h) british airways destination_city=sd departure_date=6th of this month refundable=a of possible values a) true b) false [context] [user] would you find me one way flights? [system] when do you want to leave and where are you going? what city are you departing from? [user] i will depart from san francisco and need to go to las vegas. this should be wednesday next week. [system] how about an alaska airlines flight that leaves at 8:15 pm and has 0 stops? it costs $103. [user] do you have anything else? i like economy class. [system] i have 4 flights that could work. what do you think of this american airlines flight that leaves at 5:30 pm and has 0 stops? it costs $101. [user] do you have anything else suitable? i have 3 people in my group. [system] this delta airlines flight is good and it leaves at 9:05 pm with 0 stops. it costs $102. [user] could i get a refund on the ticket? when does the outbound flight arrive? [system] sorry but you cannot get a refund. the outbound flight arrives at 10:40 pm. [user] that sounds good to me. [system] so you want to buy tickets? [user] no, not at the moment. [system] could i assist with anything else? [user] would you look for round trip flights? [system] when will you come back? [user] i will get back on march 8th. [system] there is a delta airlines flight that leaves at 9:05 pm and the return departs at 10:50 pm. it costs $107. what do you think? [user] when will my return arrive? which airport does the flight leave from?
State: [state] outbound_departure_time=9:05 pm passengers=c seating_class=d inbound_departure_time=none origin_city=san francisco return_date=march 8th airlines=a destination_city=las vegas departure_date=wednesday next week refundable=none

[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] refundable=a of possible values a) true b) false departure_date=6th of this month passengers=a of possible values a) 1 b) 4 c) 3 d) 2 destination_city=sd inbound_departure_time=8:25 pm airlines=f of possible values a) alaska airlines b) american airlines c) british airways d) delta airlines e) air france f) southwest airlines g) united airlines h) air canada return_date=9th of this month seating_class=dontcare of possible values a) economy b) business c) premium economy d) first class origin_city=las vegas outbound_departure_time=3:10 pm [context] [user] would you find me one way flights? [system] when do you want to leave and where are you going? what city are you departing from? [user] i will depart from san francisco and need to go to las vegas. this should be wednesday next week. [system] how about an alaska airlines flight that leaves at 8:15 pm and has 0 stops? it costs $103. [user] do you have anything else? i like economy class. [system] i have 4 flights that could work. what do you think of this american airlines flight that leaves at 5:30 pm and has 0 stops? it costs $101. [user] do you have anything else suitable? i have 3 people in my group. [system] this delta airlines flight is good and it leaves at 9:05 pm with 0 stops. it costs $102. [user] could i get a refund on the ticket? when does the outbound flight arrive? [system] sorry but you cannot get a refund. the outbound flight arrives at 10:40 pm. [user] that sounds good to me. [system] so you want to buy tickets? [user] no, not at the moment. [system] could i assist with anything else? [user] would you look for round trip flights? [system] when will you come back? [user] i will get back on march 8th. [system] there is a delta airlines flight that leaves at 9:05 pm and the return departs at 10:50 pm. it costs $107. what do you think? [user] when will my return arrive? which airport does the flight leave from? [system] the flight leaves from sfo international airport and returns at 0:25 am. [user] that sounds good.
State: [state] refundable=none departure_date=wednesday next week passengers=c destination_city=las vegas inbound_departure_time=10:50 pm airlines=d return_date=march 8th seating_class=a origin_city=san francisco outbound_departure_time=9:05 pm

[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] inbound_departure_time=8:25 pm outbound_departure_time=3:10 pm departure_date=6th of this month refundable=a of possible values a) true b) false passengers=a of possible values a) 1 b) 4 c) 2 d) 3 destination_city=sd return_date=9th of this month seating_class=dontcare of possible values a) premium economy b) first class c) business d) economy airlines=a of possible values a) southwest airlines b) delta airlines c) air canada d) alaska airlines e) american airlines f) united airlines g) air france h) british airways origin_city=las vegas [context] [user] would you find me one way flights? [system] when do you want to leave and where are you going? what city are you departing from? [user] i will depart from san francisco and need to go to las vegas. this should be wednesday next week. [system] how about an alaska airlines flight that leaves at 8:15 pm and has 0 stops? it costs $103. [user] do you have anything else? i like economy class. [system] i have 4 flights that could work. what do you think of this american airlines flight that leaves at 5:30 pm and has 0 stops? it costs $101. [user] do you have anything else suitable? i have 3 people in my group. [system] this delta airlines flight is good and it leaves at 9:05 pm with 0 stops. it costs $102. [user] could i get a refund on the ticket? when does the outbound flight arrive? [system] sorry but you cannot get a refund. the outbound flight arrives at 10:40 pm. [user] that sounds good to me. [system] so you want to buy tickets? [user] no, not at the moment. [system] could i assist with anything else? [user] would you look for round trip flights? [system] when will you come back? [user] i will get back on march 8th. [system] there is a delta airlines flight that leaves at 9:05 pm and the return departs at 10:50 pm. it costs $107. what do you think? [user] when will my return arrive? which airport does the flight leave from? [system] the flight leaves from sfo international airport and returns at 0:25 am. [user] that sounds good. [system] do you want me to buy the tickets? [user] yes, please buy the tickets.
State: [state] inbound_departure_time=10:50 pm outbound_departure_time=9:05 pm departure_date=wednesday next week refundable=none passengers=d destination_city=las vegas return_date=march 8th seating_class=d airlines=b origin_city=san francisco

[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] outbound_departure_time=3:10 pm refundable=b of possible values a) false b) true seating_class=dontcare of possible values a) first class b) premium economy c) business d) economy airlines=b of possible values a) air france b) southwest airlines c) air canada d) alaska airlines e) delta airlines f) british airways g) united airlines h) american airlines inbound_departure_time=8:25 pm origin_city=las vegas passengers=b of possible values a) 3 b) 1 c) 4 d) 2 destination_city=sd return_date=9th of this month departure_date=6th of this month [context] [user] would you find me one way flights? [system] when do you want to leave and where are you going? what city are you departing from? [user] i will depart from san francisco and need to go to las vegas. this should be wednesday next week. [system] how about an alaska airlines flight that leaves at 8:15 pm and has 0 stops? it costs $103. [user] do you have anything else? i like economy class. [system] i have 4 flights that could work. what do you think of this american airlines flight that leaves at 5:30 pm and has 0 stops? it costs $101. [user] do you have anything else suitable? i have 3 people in my group. [system] this delta airlines flight is good and it leaves at 9:05 pm with 0 stops. it costs $102. [user] could i get a refund on the ticket? when does the outbound flight arrive? [system] sorry but you cannot get a refund. the outbound flight arrives at 10:40 pm. [user] that sounds good to me. [system] so you want to buy tickets? [user] no, not at the moment. [system] could i assist with anything else? [user] would you look for round trip flights? [system] when will you come back? [user] i will get back on march 8th. [system] there is a delta airlines flight that leaves at 9:05 pm and the return departs at 10:50 pm. it costs $107. what do you think? [user] when will my return arrive? which airport does the flight leave from? [system] the flight leaves from sfo international airport and returns at 0:25 am. [user] that sounds good. [system] do you want me to buy the tickets? [user] yes, please buy the tickets. [system] would you confirm these details? the flight leaves from san francisco to las vegas on delta airlines. it departs next wednesday at 9:05 pm and returns next friday at 10:50 pm. your group contains 3 people and you want economy tickets. does this all sound correct? [user] that sounds right.
State: [state] outbound_departure_time=9:05 pm refundable=none seating_class=d airlines=e inbound_departure_time=10:50 pm origin_city=san francisco passengers=a destination_city=las vegas return_date=march 8th departure_date=wednesday next week

[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] origin_city=las vegas outbound_departure_time=3:10 pm seating_class=dontcare of possible values a) economy b) first class c) premium economy d) business refundable=b of possible values a) false b) true return_date=9th of this month destination_city=sd inbound_departure_time=8:25 pm departure_date=6th of this month airlines=h of possible values a) air canada b) american airlines c) british airways d) air france e) alaska airlines f) united airlines g) delta airlines h) southwest airlines passengers=a of possible values a) 1 b) 3 c) 4 d) 2 [context] [user] would you find me one way flights? [system] when do you want to leave and where are you going? what city are you departing from? [user] i will depart from san francisco and need to go to las vegas. this should be wednesday next week. [system] how about an alaska airlines flight that leaves at 8:15 pm and has 0 stops? it costs $103. [user] do you have anything else? i like economy class. [system] i have 4 flights that could work. what do you think of this american airlines flight that leaves at 5:30 pm and has 0 stops? it costs $101. [user] do you have anything else suitable? i have 3 people in my group. [system] this delta airlines flight is good and it leaves at 9:05 pm with 0 stops. it costs $102. [user] could i get a refund on the ticket? when does the outbound flight arrive? [system] sorry but you cannot get a refund. the outbound flight arrives at 10:40 pm. [user] that sounds good to me. [system] so you want to buy tickets? [user] no, not at the moment. [system] could i assist with anything else? [user] would you look for round trip flights? [system] when will you come back? [user] i will get back on march 8th. [system] there is a delta airlines flight that leaves at 9:05 pm and the return departs at 10:50 pm. it costs $107. what do you think? [user] when will my return arrive? which airport does the flight leave from? [system] the flight leaves from sfo international airport and returns at 0:25 am. [user] that sounds good. [system] do you want me to buy the tickets? [user] yes, please buy the tickets. [system] would you confirm these details? the flight leaves from san francisco to las vegas on delta airlines. it departs next wednesday at 9:05 pm and returns next friday at 10:50 pm. your group contains 3 people and you want economy tickets. does this all sound correct? [user] that sounds right. [system] i have confirmed your tickets. [user] would i be able to get a refund? when does the outbound flight arrive?
State: [state] origin_city=san francisco outbound_departure_time=9:05 pm seating_class=a refundable=none return_date=march 8th destination_city=las vegas inbound_departure_time=10:50 pm departure_date=wednesday next week airlines=g passengers=b

[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] return_date=9th of this month departure_date=6th of this month refundable=b of possible values a) false b) true destination_city=sd airlines=c of possible values a) united airlines b) alaska airlines c) southwest airlines d) american airlines e) delta airlines f) air france g) air canada h) british airways inbound_departure_time=8:25 pm origin_city=las vegas outbound_departure_time=3:10 pm passengers=d of possible values a) 2 b) 4 c) 3 d) 1 seating_class=dontcare of possible values a) business b) economy c) first class d) premium economy [context] [user] would you find me one way flights? [system] when do you want to leave and where are you going? what city are you departing from? [user] i will depart from san francisco and need to go to las vegas. this should be wednesday next week. [system] how about an alaska airlines flight that leaves at 8:15 pm and has 0 stops? it costs $103. [user] do you have anything else? i like economy class. [system] i have 4 flights that could work. what do you think of this american airlines flight that leaves at 5:30 pm and has 0 stops? it costs $101. [user] do you have anything else suitable? i have 3 people in my group. [system] this delta airlines flight is good and it leaves at 9:05 pm with 0 stops. it costs $102. [user] could i get a refund on the ticket? when does the outbound flight arrive? [system] sorry but you cannot get a refund. the outbound flight arrives at 10:40 pm. [user] that sounds good to me. [system] so you want to buy tickets? [user] no, not at the moment. [system] could i assist with anything else? [user] would you look for round trip flights? [system] when will you come back? [user] i will get back on march 8th. [system] there is a delta airlines flight that leaves at 9:05 pm and the return departs at 10:50 pm. it costs $107. what do you think? [user] when will my return arrive? which airport does the flight leave from? [system] the flight leaves from sfo international airport and returns at 0:25 am. [user] that sounds good. [system] do you want me to buy the tickets? [user] yes, please buy the tickets. [system] would you confirm these details? the flight leaves from san francisco to las vegas on delta airlines. it departs next wednesday at 9:05 pm and returns next friday at 10:50 pm. your group contains 3 people and you want economy tickets. does this all sound correct? [user] that sounds right. [system] i have confirmed your tickets. [user] would i be able to get a refund? when does the outbound flight arrive? [system] unfortunately the ticket cannot be refunded. the outbound flight arrives at 10:40 pm. [user] thank you for helping.
State: [state] return_date=march 8th departure_date=wednesday next week refundable=none destination_city=las vegas airlines=e inbound_departure_time=10:50 pm origin_city=san francisco outbound_departure_time=9:05 pm passengers=c seating_class=b

[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] airlines=d of possible values a) delta airlines b) air canada c) american airlines d) southwest airlines e) air france f) united airlines g) alaska airlines h) british airways return_date=9th of this month passengers=d of possible values a) 2 b) 4 c) 3 d) 1 origin_city=las vegas outbound_departure_time=3:10 pm destination_city=sd inbound_departure_time=8:25 pm departure_date=6th of this month seating_class=dontcare of possible values a) first class b) premium economy c) business d) economy refundable=b of possible values a) false b) true [context] [user] would you find me one way flights? [system] when do you want to leave and where are you going? what city are you departing from? [user] i will depart from san francisco and need to go to las vegas. this should be wednesday next week. [system] how about an alaska airlines flight that leaves at 8:15 pm and has 0 stops? it costs $103. [user] do you have anything else? i like economy class. [system] i have 4 flights that could work. what do you think of this american airlines flight that leaves at 5:30 pm and has 0 stops? it costs $101. [user] do you have anything else suitable? i have 3 people in my group. [system] this delta airlines flight is good and it leaves at 9:05 pm with 0 stops. it costs $102. [user] could i get a refund on the ticket? when does the outbound flight arrive? [system] sorry but you cannot get a refund. the outbound flight arrives at 10:40 pm. [user] that sounds good to me. [system] so you want to buy tickets? [user] no, not at the moment. [system] could i assist with anything else? [user] would you look for round trip flights? [system] when will you come back? [user] i will get back on march 8th. [system] there is a delta airlines flight that leaves at 9:05 pm and the return departs at 10:50 pm. it costs $107. what do you think? [user] when will my return arrive? which airport does the flight leave from? [system] the flight leaves from sfo international airport and returns at 0:25 am. [user] that sounds good. [system] do you want me to buy the tickets? [user] yes, please buy the tickets. [system] would you confirm these details? the flight leaves from san francisco to las vegas on delta airlines. it departs next wednesday at 9:05 pm and returns next friday at 10:50 pm. your group contains 3 people and you want economy tickets. does this all sound correct? [user] that sounds right. [system] i have confirmed your tickets. [user] would i be able to get a refund? when does the outbound flight arrive? [system] unfortunately the ticket cannot be refunded. the outbound flight arrives at 10:40 pm. [user] thank you for helping. [system] should i help with anything else? [user] no, but thank you for your help.
State: [state] airlines=a return_date=march 8th passengers=c origin_city=san francisco outbound_departure_time=9:05 pm destination_city=las vegas inbound_departure_time=10:50 pm departure_date=wednesday next week seating_class=d refundable=none