[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 airlines=d of possible values a) american airlines b) british airways c) air france d) southwest airlines e) delta airlines f) alaska airlines g) united airlines h) air canada passengers=c of possible values a) 2 b) 4 c) 1 d) 3 departure_date=6th of this month seating_class=dontcare of possible values a) first class b) economy c) premium economy d) business outbound_departure_time=3:10 pm refundable=a of possible values a) true b) false return_date=9th of this month inbound_departure_time=8:25 pm destination_city=sd [context] [user] could you retrieve one way flights?
State: [state] origin_city=none airlines=none passengers=none departure_date=none seating_class=none outbound_departure_time=none refundable=none return_date=none inbound_departure_time=none destination_city=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] origin_city=las vegas inbound_departure_time=8:25 pm seating_class=dontcare of possible values a) first class b) business c) premium economy d) economy destination_city=sd return_date=9th of this month outbound_departure_time=3:10 pm departure_date=6th of this month airlines=b of possible values a) alaska airlines b) southwest airlines c) american airlines d) air canada e) british airways f) air france g) united airlines h) delta airlines refundable=a of possible values a) true b) false passengers=b of possible values a) 2 b) 1 c) 4 d) 3 [context] [user] could you retrieve one way flights? [system] when would you like to leave? [user] i will leave on the 6th of this month.
State: [state] origin_city=none inbound_departure_time=none seating_class=none destination_city=none return_date=none outbound_departure_time=none departure_date=6th of this month airlines=none refundable=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] outbound_departure_time=3:10 pm inbound_departure_time=8:25 pm destination_city=sd passengers=b of possible values a) 3 b) 1 c) 4 d) 2 departure_date=6th of this month return_date=9th of this month origin_city=las vegas seating_class=dontcare of possible values a) first class b) business c) economy d) premium economy refundable=b of possible values a) false b) true airlines=h of possible values a) united airlines b) air france c) british airways d) delta airlines e) american airlines f) alaska airlines g) air canada h) southwest airlines [context] [user] could you retrieve one way flights? [system] when would you like to leave? [user] i will leave on the 6th of this month. [system] where do you want to leave from and where do you want to go? [user] i will leave from portland and am going to paris.
State: [state] outbound_departure_time=none inbound_departure_time=none destination_city=paris passengers=none departure_date=6th of this month return_date=none origin_city=portland seating_class=none refundable=none 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] passengers=b of possible values a) 4 b) 1 c) 2 d) 3 return_date=9th of this month refundable=b of possible values a) false b) true inbound_departure_time=8:25 pm outbound_departure_time=3:10 pm destination_city=sd seating_class=dontcare of possible values a) economy b) premium economy c) first class d) business origin_city=las vegas airlines=e of possible values a) american airlines b) british airways c) air france d) air canada e) southwest airlines f) alaska airlines g) delta airlines h) united airlines departure_date=6th of this month [context] [user] could you retrieve one way flights? [system] when would you like to leave? [user] i will leave on the 6th of this month. [system] where do you want to leave from and where do you want to go? [user] i will leave from portland and am going to paris. [system] how about this alaska airlines flight leaving at 10:10 am? it has 1 stop and costs $399. [user] could you find something else? i have two people in my group.
State: [state] passengers=c return_date=none refundable=none inbound_departure_time=none outbound_departure_time=none destination_city=paris seating_class=none origin_city=portland airlines=none departure_date=6th of this month

[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 return_date=9th of this month passengers=c of possible values a) 2 b) 4 c) 1 d) 3 airlines=b of possible values a) air canada b) southwest airlines c) alaska airlines d) air france e) delta airlines f) british airways g) united airlines h) american airlines outbound_departure_time=3:10 pm inbound_departure_time=8:25 pm refundable=b of possible values a) false b) true seating_class=dontcare of possible values a) first class b) business c) premium economy d) economy destination_city=sd departure_date=6th of this month [context] [user] could you retrieve one way flights? [system] when would you like to leave? [user] i will leave on the 6th of this month. [system] where do you want to leave from and where do you want to go? [user] i will leave from portland and am going to paris. [system] how about this alaska airlines flight leaving at 10:10 am? it has 1 stop and costs $399. [user] could you find something else? i have two people in my group. [system] i have 1 flight that is suitable. it is an american airlines flight. it leaves at 7:20 am and has 1 stop. it costs $337. [user] could i get a refund if necessary?
State: [state] origin_city=portland return_date=none passengers=a airlines=none outbound_departure_time=none inbound_departure_time=none refundable=none seating_class=none destination_city=paris departure_date=6th of this month

[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 inbound_departure_time=8:25 pm passengers=c of possible values a) 2 b) 4 c) 1 d) 3 seating_class=dontcare of possible values a) premium economy b) economy c) business d) first class refundable=b of possible values a) false b) true destination_city=sd departure_date=6th of this month outbound_departure_time=3:10 pm airlines=e of possible values a) air canada b) alaska airlines c) united airlines d) delta airlines e) southwest airlines f) air france g) american airlines h) british airways return_date=9th of this month [context] [user] could you retrieve one way flights? [system] when would you like to leave? [user] i will leave on the 6th of this month. [system] where do you want to leave from and where do you want to go? [user] i will leave from portland and am going to paris. [system] how about this alaska airlines flight leaving at 10:10 am? it has 1 stop and costs $399. [user] could you find something else? i have two people in my group. [system] i have 1 flight that is suitable. it is an american airlines flight. it leaves at 7:20 am and has 1 stop. it costs $337. [user] could i get a refund if necessary? [system] no, that ticket cannot be refunded. [user] well, the flight sounds good anyway.
State: [state] origin_city=portland inbound_departure_time=none passengers=a seating_class=none refundable=none destination_city=paris departure_date=6th of this month outbound_departure_time=7:20 am airlines=g return_date=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] origin_city=las vegas departure_date=6th of this month seating_class=dontcare of possible values a) business b) economy c) premium economy d) first class destination_city=sd refundable=b of possible values a) false b) true airlines=h of possible values a) united airlines b) air france c) delta airlines d) american airlines e) alaska airlines f) british airways g) air canada h) southwest airlines return_date=9th of this month outbound_departure_time=3:10 pm inbound_departure_time=8:25 pm passengers=d of possible values a) 2 b) 4 c) 3 d) 1 [context] [user] could you retrieve one way flights? [system] when would you like to leave? [user] i will leave on the 6th of this month. [system] where do you want to leave from and where do you want to go? [user] i will leave from portland and am going to paris. [system] how about this alaska airlines flight leaving at 10:10 am? it has 1 stop and costs $399. [user] could you find something else? i have two people in my group. [system] i have 1 flight that is suitable. it is an american airlines flight. it leaves at 7:20 am and has 1 stop. it costs $337. [user] could i get a refund if necessary? [system] no, that ticket cannot be refunded. [user] well, the flight sounds good anyway. [system] so you want tickets? [user] no, actually, do not buy tickets. could you look for round trip flights for me?
State: [state] origin_city=portland departure_date=6th of this month seating_class=none destination_city=paris refundable=none airlines=d return_date=none outbound_departure_time=7:20 am inbound_departure_time=none passengers=a

[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] departure_date=6th of this month return_date=9th of this month refundable=b of possible values a) false b) true origin_city=las vegas seating_class=dontcare of possible values a) first class b) business c) economy d) premium economy passengers=d of possible values a) 3 b) 2 c) 4 d) 1 airlines=f of possible values a) alaska airlines b) united airlines c) american airlines d) delta airlines e) air france f) southwest airlines g) air canada h) british airways destination_city=sd outbound_departure_time=3:10 pm inbound_departure_time=8:25 pm [context] [user] could you retrieve one way flights? [system] when would you like to leave? [user] i will leave on the 6th of this month. [system] where do you want to leave from and where do you want to go? [user] i will leave from portland and am going to paris. [system] how about this alaska airlines flight leaving at 10:10 am? it has 1 stop and costs $399. [user] could you find something else? i have two people in my group. [system] i have 1 flight that is suitable. it is an american airlines flight. it leaves at 7:20 am and has 1 stop. it costs $337. [user] could i get a refund if necessary? [system] no, that ticket cannot be refunded. [user] well, the flight sounds good anyway. [system] so you want tickets? [user] no, actually, do not buy tickets. could you look for round trip flights for me? [system] when do you want to come back? [user] i want to get back next friday.
State: [state] departure_date=6th of this month return_date=next friday refundable=none origin_city=portland seating_class=none passengers=b airlines=c destination_city=paris outbound_departure_time=7:20 am inbound_departure_time=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 destination_city=sd outbound_departure_time=3:10 pm airlines=a of possible values a) southwest airlines b) alaska airlines c) british airways d) air canada e) united airlines f) air france g) american airlines h) delta airlines inbound_departure_time=8:25 pm return_date=9th of this month origin_city=las vegas departure_date=6th of this month seating_class=dontcare of possible values a) first class b) premium economy c) business d) economy passengers=d of possible values a) 3 b) 4 c) 2 d) 1 [context] [user] could you retrieve one way flights? [system] when would you like to leave? [user] i will leave on the 6th of this month. [system] where do you want to leave from and where do you want to go? [user] i will leave from portland and am going to paris. [system] how about this alaska airlines flight leaving at 10:10 am? it has 1 stop and costs $399. [user] could you find something else? i have two people in my group. [system] i have 1 flight that is suitable. it is an american airlines flight. it leaves at 7:20 am and has 1 stop. it costs $337. [user] could i get a refund if necessary? [system] no, that ticket cannot be refunded. [user] well, the flight sounds good anyway. [system] so you want tickets? [user] no, actually, do not buy tickets. could you look for round trip flights for me? [system] when do you want to come back? [user] i want to get back next friday. [system] i found 1 good flight for your trip. how about an american airlines flight? the outbound leaves 7:20 am and the return leaves at 4:05 am. the ticket costs $371. [user] which airport does the flight leve from and when does the outbound flight arrives?
State: [state] refundable=none destination_city=paris outbound_departure_time=7:20 am airlines=g inbound_departure_time=none return_date=next friday origin_city=portland departure_date=6th of this month seating_class=none passengers=c

[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=h of possible values a) air france b) united airlines c) air canada d) british airways e) delta airlines f) alaska airlines g) american airlines h) southwest airlines departure_date=6th of this month refundable=a of possible values a) true b) false return_date=9th of this month inbound_departure_time=8:25 pm seating_class=dontcare of possible values a) first class b) business c) economy d) premium economy destination_city=sd origin_city=las vegas passengers=c of possible values a) 3 b) 4 c) 1 d) 2 outbound_departure_time=3:10 pm [context] [user] could you retrieve one way flights? [system] when would you like to leave? [user] i will leave on the 6th of this month. [system] where do you want to leave from and where do you want to go? [user] i will leave from portland and am going to paris. [system] how about this alaska airlines flight leaving at 10:10 am? it has 1 stop and costs $399. [user] could you find something else? i have two people in my group. [system] i have 1 flight that is suitable. it is an american airlines flight. it leaves at 7:20 am and has 1 stop. it costs $337. [user] could i get a refund if necessary? [system] no, that ticket cannot be refunded. [user] well, the flight sounds good anyway. [system] so you want tickets? [user] no, actually, do not buy tickets. could you look for round trip flights for me? [system] when do you want to come back? [user] i want to get back next friday. [system] i found 1 good flight for your trip. how about an american airlines flight? the outbound leaves 7:20 am and the return leaves at 4:05 am. the ticket costs $371. [user] which airport does the flight leve from and when does the outbound flight arrives? [system] the flight leaves from pdx international airport and the outbound flight arrives at 8:53 am. [user] that flight sounds nice.
State: [state] airlines=g departure_date=6th of this month refundable=none return_date=next friday inbound_departure_time=4:05 am seating_class=none destination_city=paris origin_city=portland passengers=d outbound_departure_time=7:20 am

[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] seating_class=dontcare of possible values a) business b) premium economy c) economy d) first class inbound_departure_time=8:25 pm destination_city=sd departure_date=6th of this month outbound_departure_time=3:10 pm refundable=a of possible values a) true b) false passengers=a of possible values a) 1 b) 2 c) 4 d) 3 airlines=f of possible values a) united airlines b) air france c) delta airlines d) alaska airlines e) american airlines f) southwest airlines g) british airways h) air canada origin_city=las vegas return_date=9th of this month [context] [user] could you retrieve one way flights? [system] when would you like to leave? [user] i will leave on the 6th of this month. [system] where do you want to leave from and where do you want to go? [user] i will leave from portland and am going to paris. [system] how about this alaska airlines flight leaving at 10:10 am? it has 1 stop and costs $399. [user] could you find something else? i have two people in my group. [system] i have 1 flight that is suitable. it is an american airlines flight. it leaves at 7:20 am and has 1 stop. it costs $337. [user] could i get a refund if necessary? [system] no, that ticket cannot be refunded. [user] well, the flight sounds good anyway. [system] so you want tickets? [user] no, actually, do not buy tickets. could you look for round trip flights for me? [system] when do you want to come back? [user] i want to get back next friday. [system] i found 1 good flight for your trip. how about an american airlines flight? the outbound leaves 7:20 am and the return leaves at 4:05 am. the ticket costs $371. [user] which airport does the flight leve from and when does the outbound flight arrives? [system] the flight leaves from pdx international airport and the outbound flight arrives at 8:53 am. [user] that flight sounds nice. [system] could i buy tickets for it? [user] no that is all i needed.
State: [state] seating_class=none inbound_departure_time=4:05 am destination_city=paris departure_date=6th of this month outbound_departure_time=7:20 am refundable=none passengers=b airlines=e origin_city=portland return_date=next friday