[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) first class b) economy c) business d) premium economy passengers=b of possible values a) 4 b) 1 c) 2 d) 3 return_date=9th of this month outbound_departure_time=3:10 pm refundable=a of possible values a) true b) false departure_date=6th of this month airlines=f of possible values a) air france b) american airlines c) alaska airlines d) british airways e) air canada f) southwest airlines g) united airlines h) delta airlines origin_city=las vegas destination_city=sd inbound_departure_time=8:25 pm [context] [user] hey, i'm looking for some round trip flights, can you help me out?
State: [state] seating_class=none passengers=none return_date=none outbound_departure_time=none refundable=none departure_date=none airlines=none origin_city=none destination_city=none 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] destination_city=sd inbound_departure_time=8:25 pm airlines=b of possible values a) air canada b) southwest airlines c) american airlines d) air france e) united airlines f) delta airlines g) british airways h) alaska airlines origin_city=las vegas return_date=9th of this month 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) business c) economy d) premium economy refundable=b of possible values a) false b) true departure_date=6th of this month [context] [user] hey, i'm looking for some round trip flights, can you help me out? [system] sure thing, can i get some more information first? where are you leaving from, where would you like to go, and when are you returning? [user] i'm traveling from washington to philadelphia and i'd like to return on the 13th.
State: [state] destination_city=philadelphia inbound_departure_time=none airlines=none origin_city=washington return_date=the 13th outbound_departure_time=none passengers=none seating_class=none refundable=none departure_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] outbound_departure_time=3:10 pm inbound_departure_time=8:25 pm return_date=9th of this month departure_date=6th of this month refundable=a of possible values a) true b) false destination_city=sd airlines=c of possible values a) air canada b) air france c) southwest airlines d) american airlines e) united airlines f) delta airlines g) british airways h) alaska airlines passengers=c of possible values a) 3 b) 4 c) 1 d) 2 seating_class=dontcare of possible values a) business b) premium economy c) first class d) economy origin_city=las vegas [context] [user] hey, i'm looking for some round trip flights, can you help me out? [system] sure thing, can i get some more information first? where are you leaving from, where would you like to go, and when are you returning? [user] i'm traveling from washington to philadelphia and i'd like to return on the 13th. [system] what day would you like to leave? [user] i'm departing march 5th.
State: [state] outbound_departure_time=none inbound_departure_time=none return_date=the 13th departure_date=march 5th refundable=none destination_city=philadelphia airlines=none passengers=none seating_class=none origin_city=washington

[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 inbound_departure_time=8:25 pm destination_city=sd outbound_departure_time=3:10 pm origin_city=las vegas airlines=b of possible values a) american airlines b) southwest airlines c) air france d) delta airlines e) british airways f) air canada g) alaska airlines h) united airlines return_date=9th of this month departure_date=6th of this month seating_class=dontcare of possible values a) economy b) business c) first class d) premium economy passengers=d of possible values a) 4 b) 2 c) 3 d) 1 [context] [user] hey, i'm looking for some round trip flights, can you help me out? [system] sure thing, can i get some more information first? where are you leaving from, where would you like to go, and when are you returning? [user] i'm traveling from washington to philadelphia and i'd like to return on the 13th. [system] what day would you like to leave? [user] i'm departing march 5th. [system] i've found 2 possible options; american airlines has a departing flight at 5:10 pm that returns at 9:45 am for $146. [user] where does the departing flight leave from?
State: [state] refundable=none inbound_departure_time=none destination_city=philadelphia outbound_departure_time=none origin_city=washington airlines=none return_date=the 13th departure_date=march 5th seating_class=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] seating_class=dontcare of possible values a) first class b) business c) premium economy d) economy outbound_departure_time=3:10 pm origin_city=las vegas passengers=c of possible values a) 3 b) 2 c) 1 d) 4 destination_city=sd airlines=b of possible values a) alaska airlines b) southwest airlines c) american airlines d) air canada e) british airways f) united airlines g) delta airlines h) air france inbound_departure_time=8:25 pm return_date=9th of this month refundable=b of possible values a) false b) true departure_date=6th of this month [context] [user] hey, i'm looking for some round trip flights, can you help me out? [system] sure thing, can i get some more information first? where are you leaving from, where would you like to go, and when are you returning? [user] i'm traveling from washington to philadelphia and i'd like to return on the 13th. [system] what day would you like to leave? [user] i'm departing march 5th. [system] i've found 2 possible options; american airlines has a departing flight at 5:10 pm that returns at 9:45 am for $146. [user] where does the departing flight leave from? [system] your first flight leaves from dulles international airport. [user] are there 0 stops or is there a layover? when does the returning flight leave?
State: [state] seating_class=none outbound_departure_time=none origin_city=washington passengers=none destination_city=philadelphia airlines=none inbound_departure_time=none return_date=the 13th refundable=none departure_date=march 5th

[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] destination_city=sd seating_class=dontcare of possible values a) economy b) first class c) business d) premium economy refundable=b of possible values a) false b) true inbound_departure_time=8:25 pm origin_city=las vegas departure_date=6th of this month airlines=d of possible values a) american airlines b) alaska airlines c) air canada d) southwest airlines e) british airways f) delta airlines g) united airlines h) air france outbound_departure_time=3:10 pm passengers=a of possible values a) 1 b) 2 c) 3 d) 4 return_date=9th of this month [context] [user] hey, i'm looking for some round trip flights, can you help me out? [system] sure thing, can i get some more information first? where are you leaving from, where would you like to go, and when are you returning? [user] i'm traveling from washington to philadelphia and i'd like to return on the 13th. [system] what day would you like to leave? [user] i'm departing march 5th. [system] i've found 2 possible options; american airlines has a departing flight at 5:10 pm that returns at 9:45 am for $146. [user] where does the departing flight leave from? [system] your first flight leaves from dulles international airport. [user] are there 0 stops or is there a layover? when does the returning flight leave? [system] there's 1 stop and your return flight departs at 12:05 pm. [user] what other flights are available?
State: [state] destination_city=philadelphia seating_class=none refundable=none inbound_departure_time=none origin_city=washington departure_date=march 5th airlines=none outbound_departure_time=none passengers=none return_date=the 13th

[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 inbound_departure_time=8:25 pm origin_city=las vegas seating_class=dontcare of possible values a) business b) premium economy c) economy d) first class refundable=a of possible values a) true b) false passengers=a of possible values a) 1 b) 4 c) 3 d) 2 outbound_departure_time=3:10 pm airlines=d of possible values a) united airlines b) air france c) british airways d) southwest airlines e) delta airlines f) alaska airlines g) air canada h) american airlines destination_city=sd [context] [user] hey, i'm looking for some round trip flights, can you help me out? [system] sure thing, can i get some more information first? where are you leaving from, where would you like to go, and when are you returning? [user] i'm traveling from washington to philadelphia and i'd like to return on the 13th. [system] what day would you like to leave? [user] i'm departing march 5th. [system] i've found 2 possible options; american airlines has a departing flight at 5:10 pm that returns at 9:45 am for $146. [user] where does the departing flight leave from? [system] your first flight leaves from dulles international airport. [user] are there 0 stops or is there a layover? when does the returning flight leave? [system] there's 1 stop and your return flight departs at 12:05 pm. [user] what other flights are available? [system] united airlines has an outbound flight at 8:40 pm and a returning flight at 4:45 am for $197. [user] that sounds good, yeah.
State: [state] return_date=the 13th departure_date=march 5th inbound_departure_time=4:45 am origin_city=washington seating_class=none refundable=none passengers=none outbound_departure_time=8:40 pm airlines=a destination_city=philadelphia

[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 outbound_departure_time=3:10 pm refundable=a of possible values a) true b) false origin_city=las vegas passengers=c of possible values a) 3 b) 2 c) 1 d) 4 airlines=c of possible values a) united airlines b) american airlines c) southwest airlines d) british airways e) alaska airlines f) delta airlines g) air canada h) air france destination_city=sd seating_class=dontcare of possible values a) premium economy b) economy c) business d) first class inbound_departure_time=8:25 pm [context] [user] hey, i'm looking for some round trip flights, can you help me out? [system] sure thing, can i get some more information first? where are you leaving from, where would you like to go, and when are you returning? [user] i'm traveling from washington to philadelphia and i'd like to return on the 13th. [system] what day would you like to leave? [user] i'm departing march 5th. [system] i've found 2 possible options; american airlines has a departing flight at 5:10 pm that returns at 9:45 am for $146. [user] where does the departing flight leave from? [system] your first flight leaves from dulles international airport. [user] are there 0 stops or is there a layover? when does the returning flight leave? [system] there's 1 stop and your return flight departs at 12:05 pm. [user] what other flights are available? [system] united airlines has an outbound flight at 8:40 pm and a returning flight at 4:45 am for $197. [user] that sounds good, yeah. [system] would you like to purchase the tickets today? [user] not today, but can you look for one-way flights?
State: [state] departure_date=march 5th return_date=the 13th outbound_departure_time=8:40 pm refundable=none origin_city=washington passengers=none airlines=a destination_city=philadelphia seating_class=none inbound_departure_time=4:45 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] airlines=b of possible values a) delta airlines b) southwest airlines c) american airlines d) air canada e) air france f) british airways g) alaska airlines h) united airlines inbound_departure_time=8:25 pm outbound_departure_time=3:10 pm departure_date=6th of this month destination_city=sd seating_class=dontcare of possible values a) premium economy b) business c) economy d) first class refundable=a of possible values a) true b) false passengers=c of possible values a) 4 b) 2 c) 1 d) 3 return_date=9th of this month origin_city=las vegas [context] [user] hey, i'm looking for some round trip flights, can you help me out? [system] sure thing, can i get some more information first? where are you leaving from, where would you like to go, and when are you returning? [user] i'm traveling from washington to philadelphia and i'd like to return on the 13th. [system] what day would you like to leave? [user] i'm departing march 5th. [system] i've found 2 possible options; american airlines has a departing flight at 5:10 pm that returns at 9:45 am for $146. [user] where does the departing flight leave from? [system] your first flight leaves from dulles international airport. [user] are there 0 stops or is there a layover? when does the returning flight leave? [system] there's 1 stop and your return flight departs at 12:05 pm. [user] what other flights are available? [system] united airlines has an outbound flight at 8:40 pm and a returning flight at 4:45 am for $197. [user] that sounds good, yeah. [system] would you like to purchase the tickets today? [user] not today, but can you look for one-way flights? [system] there's 1 united airlines flight outbound at 8:40 pm with 1 stop for $228. [user] when does the flight arrive in philadelphia? is it refundable?
State: [state] airlines=h inbound_departure_time=4:45 am outbound_departure_time=8:40 pm departure_date=march 5th destination_city=philadelphia seating_class=none refundable=none passengers=none return_date=the 13th origin_city=washington

[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] destination_city=sd inbound_departure_time=8:25 pm refundable=b of possible values a) false b) true airlines=b of possible values a) american airlines b) southwest airlines c) british airways d) air canada e) alaska airlines f) delta airlines g) air france h) united airlines passengers=a of possible values a) 1 b) 3 c) 2 d) 4 return_date=9th of this month outbound_departure_time=3:10 pm origin_city=las vegas departure_date=6th of this month seating_class=dontcare of possible values a) economy b) business c) first class d) premium economy [context] [user] hey, i'm looking for some round trip flights, can you help me out? [system] sure thing, can i get some more information first? where are you leaving from, where would you like to go, and when are you returning? [user] i'm traveling from washington to philadelphia and i'd like to return on the 13th. [system] what day would you like to leave? [user] i'm departing march 5th. [system] i've found 2 possible options; american airlines has a departing flight at 5:10 pm that returns at 9:45 am for $146. [user] where does the departing flight leave from? [system] your first flight leaves from dulles international airport. [user] are there 0 stops or is there a layover? when does the returning flight leave? [system] there's 1 stop and your return flight departs at 12:05 pm. [user] what other flights are available? [system] united airlines has an outbound flight at 8:40 pm and a returning flight at 4:45 am for $197. [user] that sounds good, yeah. [system] would you like to purchase the tickets today? [user] not today, but can you look for one-way flights? [system] there's 1 united airlines flight outbound at 8:40 pm with 1 stop for $228. [user] when does the flight arrive in philadelphia? is it refundable? [system] you would arrive in philadelphia at 0:51 am, i'm afraid it's non-refundable. [user] that sounds good.
State: [state] destination_city=philadelphia inbound_departure_time=4:45 am refundable=none airlines=h passengers=none return_date=the 13th outbound_departure_time=8:40 pm origin_city=washington departure_date=march 5th seating_class=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 departure_date=6th of this month inbound_departure_time=8:25 pm refundable=b of possible values a) false b) true airlines=c of possible values a) united airlines b) alaska airlines c) southwest airlines d) british airways e) delta airlines f) air france g) air canada h) american airlines outbound_departure_time=3:10 pm seating_class=dontcare of possible values a) premium economy b) first class c) business d) economy origin_city=las vegas destination_city=sd passengers=d of possible values a) 3 b) 2 c) 4 d) 1 [context] [user] hey, i'm looking for some round trip flights, can you help me out? [system] sure thing, can i get some more information first? where are you leaving from, where would you like to go, and when are you returning? [user] i'm traveling from washington to philadelphia and i'd like to return on the 13th. [system] what day would you like to leave? [user] i'm departing march 5th. [system] i've found 2 possible options; american airlines has a departing flight at 5:10 pm that returns at 9:45 am for $146. [user] where does the departing flight leave from? [system] your first flight leaves from dulles international airport. [user] are there 0 stops or is there a layover? when does the returning flight leave? [system] there's 1 stop and your return flight departs at 12:05 pm. [user] what other flights are available? [system] united airlines has an outbound flight at 8:40 pm and a returning flight at 4:45 am for $197. [user] that sounds good, yeah. [system] would you like to purchase the tickets today? [user] not today, but can you look for one-way flights? [system] there's 1 united airlines flight outbound at 8:40 pm with 1 stop for $228. [user] when does the flight arrive in philadelphia? is it refundable? [system] you would arrive in philadelphia at 0:51 am, i'm afraid it's non-refundable. [user] that sounds good. [system] is there anything else i can help you with today? [user] that's all, thanks.
State: [state] return_date=the 13th departure_date=march 5th inbound_departure_time=4:45 am refundable=none airlines=a outbound_departure_time=8:40 pm seating_class=none origin_city=washington destination_city=philadelphia passengers=none