[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 destination_city=sd passengers=c of possible values a) 3 b) 4 c) 1 d) 2 outbound_departure_time=3:10 pm origin_city=las vegas seating_class=dontcare of possible values a) business b) premium economy c) economy d) first class inbound_departure_time=8:25 pm refundable=a of possible values a) true b) false departure_date=6th of this month airlines=c of possible values a) air canada b) delta airlines c) southwest airlines d) united airlines e) air france f) american airlines g) alaska airlines h) british airways [context] [user] can you find one-way flight tickets?
State: [state] return_date=none destination_city=none passengers=none outbound_departure_time=none origin_city=none seating_class=none inbound_departure_time=none refundable=none departure_date=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] destination_city=sd return_date=9th of this month seating_class=dontcare of possible values a) first class b) premium economy c) economy d) business departure_date=6th of this month airlines=d of possible values a) air france b) delta airlines c) british airways d) southwest airlines e) air canada f) american airlines g) alaska airlines h) united airlines refundable=a of possible values a) true b) false origin_city=las vegas passengers=d of possible values a) 2 b) 3 c) 4 d) 1 inbound_departure_time=8:25 pm outbound_departure_time=3:10 pm [context] [user] can you find one-way flight tickets? [system] where are you going? where do you plan to leave from? [user] i am leaving from los angeles and going to london.
State: [state] destination_city=london return_date=none seating_class=none departure_date=none airlines=none refundable=none origin_city=los angeles passengers=none inbound_departure_time=none outbound_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] airlines=a of possible values a) southwest airlines b) delta airlines c) united airlines d) air canada e) air france f) alaska airlines g) american airlines h) british airways outbound_departure_time=3:10 pm seating_class=dontcare of possible values a) economy b) first class c) premium economy d) business passengers=c of possible values a) 2 b) 3 c) 1 d) 4 return_date=9th of this month inbound_departure_time=8:25 pm departure_date=6th of this month origin_city=las vegas refundable=b of possible values a) false b) true destination_city=sd [context] [user] can you find one-way flight tickets? [system] where are you going? where do you plan to leave from? [user] i am leaving from los angeles and going to london. [system] when do you want to leave? [user] i am going on march 14th.
State: [state] airlines=none outbound_departure_time=none seating_class=none passengers=none return_date=none inbound_departure_time=none departure_date=march 14th origin_city=los angeles refundable=none destination_city=london

[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 seating_class=dontcare of possible values a) first class b) premium economy c) business d) economy airlines=f of possible values a) american airlines b) british airways c) delta airlines d) united airlines e) alaska airlines f) southwest airlines g) air france h) air canada departure_date=6th of this month refundable=b of possible values a) false b) true inbound_departure_time=8:25 pm destination_city=sd outbound_departure_time=3:10 pm passengers=d of possible values a) 4 b) 3 c) 2 d) 1 origin_city=las vegas [context] [user] can you find one-way flight tickets? [system] where are you going? where do you plan to leave from? [user] i am leaving from los angeles and going to london. [system] when do you want to leave? [user] i am going on march 14th. [system] i found 4 flights for you. one is an alaska airlines flight. it leaves at 9:30 am and has 1 stop. a ticket costs $444. [user] what else is available? i only want 1 ticket. i am going on the 11th of this month.
State: [state] return_date=none seating_class=none airlines=none departure_date=11th of this month refundable=none inbound_departure_time=none destination_city=london outbound_departure_time=none passengers=d origin_city=los angeles

[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 destination_city=sd return_date=9th of this month seating_class=dontcare of possible values a) economy b) premium economy c) first class d) business 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 departure_date=6th of this month airlines=b of possible values a) american airlines b) southwest airlines c) air canada d) air france e) united airlines f) british airways g) alaska airlines h) delta airlines inbound_departure_time=8:25 pm [context] [user] can you find one-way flight tickets? [system] where are you going? where do you plan to leave from? [user] i am leaving from los angeles and going to london. [system] when do you want to leave? [user] i am going on march 14th. [system] i found 4 flights for you. one is an alaska airlines flight. it leaves at 9:30 am and has 1 stop. a ticket costs $444. [user] what else is available? i only want 1 ticket. i am going on the 11th of this month. [system] there is an american airlines flight that leaves at 8:30 am and has 1 stop. a ticket costs $372. [user] are there other flights? i am departing from chicago.
State: [state] origin_city=chicago destination_city=london return_date=none seating_class=none refundable=none passengers=a outbound_departure_time=none departure_date=11th of this month airlines=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] departure_date=6th of this month return_date=9th of this month inbound_departure_time=8:25 pm destination_city=sd refundable=a of possible values a) true b) false origin_city=las vegas seating_class=dontcare of possible values a) first class b) premium economy c) business d) economy airlines=d of possible values a) delta airlines b) air france c) american airlines d) southwest airlines e) alaska airlines f) british airways g) air canada h) united airlines passengers=d of possible values a) 3 b) 2 c) 4 d) 1 outbound_departure_time=3:10 pm [context] [user] can you find one-way flight tickets? [system] where are you going? where do you plan to leave from? [user] i am leaving from los angeles and going to london. [system] when do you want to leave? [user] i am going on march 14th. [system] i found 4 flights for you. one is an alaska airlines flight. it leaves at 9:30 am and has 1 stop. a ticket costs $444. [user] what else is available? i only want 1 ticket. i am going on the 11th of this month. [system] there is an american airlines flight that leaves at 8:30 am and has 1 stop. a ticket costs $372. [user] are there other flights? i am departing from chicago. [system] there is a delta airlines flight that leaves at 11:05 am and has 1 stop. a ticket is $339. [user] where does the flight arrive?
State: [state] departure_date=11th of this month return_date=none inbound_departure_time=none destination_city=london refundable=none origin_city=chicago seating_class=none airlines=none passengers=d outbound_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 refundable=b of possible values a) false b) true return_date=9th of this month origin_city=las vegas departure_date=6th of this month airlines=b of possible values a) american airlines b) southwest airlines c) air france d) alaska airlines e) air canada f) british airways g) united airlines h) delta airlines seating_class=dontcare of possible values a) business b) premium economy c) economy d) first class outbound_departure_time=3:10 pm passengers=d of possible values a) 2 b) 3 c) 4 d) 1 [context] [user] can you find one-way flight tickets? [system] where are you going? where do you plan to leave from? [user] i am leaving from los angeles and going to london. [system] when do you want to leave? [user] i am going on march 14th. [system] i found 4 flights for you. one is an alaska airlines flight. it leaves at 9:30 am and has 1 stop. a ticket costs $444. [user] what else is available? i only want 1 ticket. i am going on the 11th of this month. [system] there is an american airlines flight that leaves at 8:30 am and has 1 stop. a ticket costs $372. [user] are there other flights? i am departing from chicago. [system] there is a delta airlines flight that leaves at 11:05 am and has 1 stop. a ticket is $339. [user] where does the flight arrive? [system] the destination airport is heathrow international airport. [user] where does it depart from?
State: [state] destination_city=london inbound_departure_time=none refundable=none return_date=none origin_city=chicago departure_date=11th of this month airlines=none seating_class=none outbound_departure_time=none passengers=d

[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) 3 c) 4 d) 1 seating_class=dontcare of possible values a) first class b) premium economy c) business d) economy inbound_departure_time=8:25 pm departure_date=6th of this month return_date=9th of this month origin_city=las vegas destination_city=sd airlines=h of possible values a) british airways b) american airlines c) air canada d) alaska airlines e) united airlines f) air france g) delta airlines h) southwest airlines refundable=b of possible values a) false b) true outbound_departure_time=3:10 pm [context] [user] can you find one-way flight tickets? [system] where are you going? where do you plan to leave from? [user] i am leaving from los angeles and going to london. [system] when do you want to leave? [user] i am going on march 14th. [system] i found 4 flights for you. one is an alaska airlines flight. it leaves at 9:30 am and has 1 stop. a ticket costs $444. [user] what else is available? i only want 1 ticket. i am going on the 11th of this month. [system] there is an american airlines flight that leaves at 8:30 am and has 1 stop. a ticket costs $372. [user] are there other flights? i am departing from chicago. [system] there is a delta airlines flight that leaves at 11:05 am and has 1 stop. a ticket is $339. [user] where does the flight arrive? [system] the destination airport is heathrow international airport. [user] where does it depart from? [system] o'hare international airport. [user] sounds great.
State: [state] passengers=d seating_class=none inbound_departure_time=none departure_date=11th of this month return_date=none origin_city=chicago destination_city=london airlines=g refundable=none outbound_departure_time=11:05 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=f of possible values a) delta airlines b) american airlines c) british airways d) united airlines e) alaska airlines f) southwest airlines g) air canada h) air france passengers=b of possible values a) 3 b) 1 c) 4 d) 2 inbound_departure_time=8:25 pm refundable=a of possible values a) true b) false seating_class=dontcare of possible values a) first class b) business c) economy d) premium economy outbound_departure_time=3:10 pm departure_date=6th of this month destination_city=sd return_date=9th of this month origin_city=las vegas [context] [user] can you find one-way flight tickets? [system] where are you going? where do you plan to leave from? [user] i am leaving from los angeles and going to london. [system] when do you want to leave? [user] i am going on march 14th. [system] i found 4 flights for you. one is an alaska airlines flight. it leaves at 9:30 am and has 1 stop. a ticket costs $444. [user] what else is available? i only want 1 ticket. i am going on the 11th of this month. [system] there is an american airlines flight that leaves at 8:30 am and has 1 stop. a ticket costs $372. [user] are there other flights? i am departing from chicago. [system] there is a delta airlines flight that leaves at 11:05 am and has 1 stop. a ticket is $339. [user] where does the flight arrive? [system] the destination airport is heathrow international airport. [user] where does it depart from? [system] o'hare international airport. [user] sounds great. [system] do you want tickets? [user] no thanks. can you find round trip flights?
State: [state] airlines=a passengers=b inbound_departure_time=none refundable=none seating_class=none outbound_departure_time=11:05 am departure_date=11th of this month destination_city=london return_date=none origin_city=chicago

[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 destination_city=sd seating_class=dontcare of possible values a) first class b) economy c) premium economy d) business airlines=g of possible values a) united airlines b) american airlines c) air canada d) alaska airlines e) delta airlines f) british airways g) southwest airlines h) air france outbound_departure_time=3:10 pm return_date=9th of this month origin_city=las vegas departure_date=6th of this month passengers=b of possible values a) 4 b) 1 c) 2 d) 3 refundable=b of possible values a) false b) true [context] [user] can you find one-way flight tickets? [system] where are you going? where do you plan to leave from? [user] i am leaving from los angeles and going to london. [system] when do you want to leave? [user] i am going on march 14th. [system] i found 4 flights for you. one is an alaska airlines flight. it leaves at 9:30 am and has 1 stop. a ticket costs $444. [user] what else is available? i only want 1 ticket. i am going on the 11th of this month. [system] there is an american airlines flight that leaves at 8:30 am and has 1 stop. a ticket costs $372. [user] are there other flights? i am departing from chicago. [system] there is a delta airlines flight that leaves at 11:05 am and has 1 stop. a ticket is $339. [user] where does the flight arrive? [system] the destination airport is heathrow international airport. [user] where does it depart from? [system] o'hare international airport. [user] sounds great. [system] do you want tickets? [user] no thanks. can you find round trip flights? [system] when are you returning? [user] the 13th.
State: [state] inbound_departure_time=none destination_city=london seating_class=none airlines=e outbound_departure_time=11:05 am return_date=the 13th origin_city=chicago departure_date=11th of this month passengers=b 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 outbound_departure_time=3:10 pm seating_class=dontcare of possible values a) business b) premium economy c) economy d) first class origin_city=las vegas passengers=d of possible values a) 2 b) 3 c) 4 d) 1 airlines=a of possible values a) southwest airlines b) united airlines c) air canada d) delta airlines e) alaska airlines f) british airways g) american airlines h) air france return_date=9th of this month destination_city=sd inbound_departure_time=8:25 pm departure_date=6th of this month [context] [user] can you find one-way flight tickets? [system] where are you going? where do you plan to leave from? [user] i am leaving from los angeles and going to london. [system] when do you want to leave? [user] i am going on march 14th. [system] i found 4 flights for you. one is an alaska airlines flight. it leaves at 9:30 am and has 1 stop. a ticket costs $444. [user] what else is available? i only want 1 ticket. i am going on the 11th of this month. [system] there is an american airlines flight that leaves at 8:30 am and has 1 stop. a ticket costs $372. [user] are there other flights? i am departing from chicago. [system] there is a delta airlines flight that leaves at 11:05 am and has 1 stop. a ticket is $339. [user] where does the flight arrive? [system] the destination airport is heathrow international airport. [user] where does it depart from? [system] o'hare international airport. [user] sounds great. [system] do you want tickets? [user] no thanks. can you find round trip flights? [system] when are you returning? [user] the 13th. [system] i found 1 flight for you. it is a delta airlines flight and leaves at 11:05 am. the return flight leaves at 8 am. it costs $294 [user] where does it depart from?
State: [state] refundable=none outbound_departure_time=11:05 am seating_class=none origin_city=chicago passengers=d airlines=d return_date=the 13th destination_city=london inbound_departure_time=none departure_date=11th 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] seating_class=dontcare of possible values a) first class b) business c) premium economy d) economy passengers=a of possible values a) 1 b) 3 c) 4 d) 2 departure_date=6th of this month inbound_departure_time=8:25 pm airlines=f of possible values a) delta airlines b) air canada c) british airways d) air france e) american airlines f) southwest airlines g) united airlines h) alaska airlines refundable=a of possible values a) true b) false return_date=9th of this month origin_city=las vegas outbound_departure_time=3:10 pm destination_city=sd [context] [user] can you find one-way flight tickets? [system] where are you going? where do you plan to leave from? [user] i am leaving from los angeles and going to london. [system] when do you want to leave? [user] i am going on march 14th. [system] i found 4 flights for you. one is an alaska airlines flight. it leaves at 9:30 am and has 1 stop. a ticket costs $444. [user] what else is available? i only want 1 ticket. i am going on the 11th of this month. [system] there is an american airlines flight that leaves at 8:30 am and has 1 stop. a ticket costs $372. [user] are there other flights? i am departing from chicago. [system] there is a delta airlines flight that leaves at 11:05 am and has 1 stop. a ticket is $339. [user] where does the flight arrive? [system] the destination airport is heathrow international airport. [user] where does it depart from? [system] o'hare international airport. [user] sounds great. [system] do you want tickets? [user] no thanks. can you find round trip flights? [system] when are you returning? [user] the 13th. [system] i found 1 flight for you. it is a delta airlines flight and leaves at 11:05 am. the return flight leaves at 8 am. it costs $294 [user] where does it depart from? [system] o'hare international airport. [user] where does it arrive?
State: [state] seating_class=none passengers=a departure_date=11th of this month inbound_departure_time=none airlines=a refundable=none return_date=the 13th origin_city=chicago outbound_departure_time=11:05 am destination_city=london

[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 origin_city=las vegas outbound_departure_time=3:10 pm 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 airlines=e of possible values a) air canada b) alaska airlines c) air france d) united airlines e) southwest airlines f) british airways g) delta airlines h) american airlines inbound_departure_time=8:25 pm departure_date=6th of this month passengers=c of possible values a) 4 b) 2 c) 1 d) 3 return_date=9th of this month [context] [user] can you find one-way flight tickets? [system] where are you going? where do you plan to leave from? [user] i am leaving from los angeles and going to london. [system] when do you want to leave? [user] i am going on march 14th. [system] i found 4 flights for you. one is an alaska airlines flight. it leaves at 9:30 am and has 1 stop. a ticket costs $444. [user] what else is available? i only want 1 ticket. i am going on the 11th of this month. [system] there is an american airlines flight that leaves at 8:30 am and has 1 stop. a ticket costs $372. [user] are there other flights? i am departing from chicago. [system] there is a delta airlines flight that leaves at 11:05 am and has 1 stop. a ticket is $339. [user] where does the flight arrive? [system] the destination airport is heathrow international airport. [user] where does it depart from? [system] o'hare international airport. [user] sounds great. [system] do you want tickets? [user] no thanks. can you find round trip flights? [system] when are you returning? [user] the 13th. [system] i found 1 flight for you. it is a delta airlines flight and leaves at 11:05 am. the return flight leaves at 8 am. it costs $294 [user] where does it depart from? [system] o'hare international airport. [user] where does it arrive? [system] heathrow international airport [user] sounds great.
State: [state] destination_city=london origin_city=chicago outbound_departure_time=11:05 am seating_class=none refundable=none airlines=g inbound_departure_time=8 am departure_date=11th of this month passengers=c 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] refundable=a of possible values a) true b) false destination_city=sd outbound_departure_time=3:10 pm airlines=h of possible values a) air canada b) air france c) united airlines d) british airways e) delta airlines f) alaska airlines g) american airlines h) southwest airlines return_date=9th of this month seating_class=dontcare of possible values a) economy b) business c) premium economy d) first class inbound_departure_time=8:25 pm origin_city=las vegas passengers=a of possible values a) 1 b) 4 c) 3 d) 2 departure_date=6th of this month [context] [user] can you find one-way flight tickets? [system] where are you going? where do you plan to leave from? [user] i am leaving from los angeles and going to london. [system] when do you want to leave? [user] i am going on march 14th. [system] i found 4 flights for you. one is an alaska airlines flight. it leaves at 9:30 am and has 1 stop. a ticket costs $444. [user] what else is available? i only want 1 ticket. i am going on the 11th of this month. [system] there is an american airlines flight that leaves at 8:30 am and has 1 stop. a ticket costs $372. [user] are there other flights? i am departing from chicago. [system] there is a delta airlines flight that leaves at 11:05 am and has 1 stop. a ticket is $339. [user] where does the flight arrive? [system] the destination airport is heathrow international airport. [user] where does it depart from? [system] o'hare international airport. [user] sounds great. [system] do you want tickets? [user] no thanks. can you find round trip flights? [system] when are you returning? [user] the 13th. [system] i found 1 flight for you. it is a delta airlines flight and leaves at 11:05 am. the return flight leaves at 8 am. it costs $294 [user] where does it depart from? [system] o'hare international airport. [user] where does it arrive? [system] heathrow international airport [user] sounds great. [system] should i buy tickets? [user] yes, book 1 economy ticket please.
State: [state] refundable=none destination_city=london outbound_departure_time=11:05 am airlines=e return_date=the 13th seating_class=a inbound_departure_time=8 am origin_city=chicago passengers=a departure_date=11th 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] departure_date=6th of this month passengers=a of possible values a) 1 b) 4 c) 2 d) 3 origin_city=las vegas destination_city=sd refundable=b of possible values a) false b) true outbound_departure_time=3:10 pm airlines=d of possible values a) alaska airlines b) american airlines c) air canada d) southwest airlines e) british airways f) delta airlines g) air france h) united airlines seating_class=dontcare of possible values a) business b) first class c) premium economy d) economy inbound_departure_time=8:25 pm return_date=9th of this month [context] [user] can you find one-way flight tickets? [system] where are you going? where do you plan to leave from? [user] i am leaving from los angeles and going to london. [system] when do you want to leave? [user] i am going on march 14th. [system] i found 4 flights for you. one is an alaska airlines flight. it leaves at 9:30 am and has 1 stop. a ticket costs $444. [user] what else is available? i only want 1 ticket. i am going on the 11th of this month. [system] there is an american airlines flight that leaves at 8:30 am and has 1 stop. a ticket costs $372. [user] are there other flights? i am departing from chicago. [system] there is a delta airlines flight that leaves at 11:05 am and has 1 stop. a ticket is $339. [user] where does the flight arrive? [system] the destination airport is heathrow international airport. [user] where does it depart from? [system] o'hare international airport. [user] sounds great. [system] do you want tickets? [user] no thanks. can you find round trip flights? [system] when are you returning? [user] the 13th. [system] i found 1 flight for you. it is a delta airlines flight and leaves at 11:05 am. the return flight leaves at 8 am. it costs $294 [user] where does it depart from? [system] o'hare international airport. [user] where does it arrive? [system] heathrow international airport [user] sounds great. [system] should i buy tickets? [user] yes, book 1 economy ticket please. [system] please confirm the following: 1 economy ticket for a delta airlines flight from chicago to london. it departs march 11th at 11:05 am and returns march 13th at 8 am. [user] yes sounds good. when will the return flight arrive?
State: [state] departure_date=11th of this month passengers=a origin_city=chicago destination_city=london refundable=none outbound_departure_time=11:05 am airlines=f seating_class=d inbound_departure_time=8 am return_date=march 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] origin_city=las vegas outbound_departure_time=3:10 pm inbound_departure_time=8:25 pm seating_class=dontcare of possible values a) economy b) premium economy c) first class d) business return_date=9th of this month departure_date=6th of this month destination_city=sd refundable=a of possible values a) true b) false airlines=b of possible values a) alaska airlines b) southwest airlines c) delta airlines d) air canada e) air france f) american airlines g) united airlines h) british airways passengers=a of possible values a) 1 b) 4 c) 2 d) 3 [context] [user] can you find one-way flight tickets? [system] where are you going? where do you plan to leave from? [user] i am leaving from los angeles and going to london. [system] when do you want to leave? [user] i am going on march 14th. [system] i found 4 flights for you. one is an alaska airlines flight. it leaves at 9:30 am and has 1 stop. a ticket costs $444. [user] what else is available? i only want 1 ticket. i am going on the 11th of this month. [system] there is an american airlines flight that leaves at 8:30 am and has 1 stop. a ticket costs $372. [user] are there other flights? i am departing from chicago. [system] there is a delta airlines flight that leaves at 11:05 am and has 1 stop. a ticket is $339. [user] where does the flight arrive? [system] the destination airport is heathrow international airport. [user] where does it depart from? [system] o'hare international airport. [user] sounds great. [system] do you want tickets? [user] no thanks. can you find round trip flights? [system] when are you returning? [user] the 13th. [system] i found 1 flight for you. it is a delta airlines flight and leaves at 11:05 am. the return flight leaves at 8 am. it costs $294 [user] where does it depart from? [system] o'hare international airport. [user] where does it arrive? [system] heathrow international airport [user] sounds great. [system] should i buy tickets? [user] yes, book 1 economy ticket please. [system] please confirm the following: 1 economy ticket for a delta airlines flight from chicago to london. it departs march 11th at 11:05 am and returns march 13th at 8 am. [user] yes sounds good. when will the return flight arrive? [system] 12:29 pm. [user] is the ticket refundable.
State: [state] origin_city=chicago outbound_departure_time=11:05 am inbound_departure_time=8 am seating_class=a return_date=march 13th departure_date=11th of this month destination_city=london refundable=none airlines=c 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] seating_class=dontcare of possible values a) economy b) business c) premium economy d) first class outbound_departure_time=3:10 pm return_date=9th of this month departure_date=6th of this month origin_city=las vegas passengers=a of possible values a) 1 b) 4 c) 2 d) 3 destination_city=sd refundable=a of possible values a) true b) false inbound_departure_time=8:25 pm airlines=d of possible values a) united airlines b) british airways c) american airlines d) southwest airlines e) delta airlines f) air canada g) alaska airlines h) air france [context] [user] can you find one-way flight tickets? [system] where are you going? where do you plan to leave from? [user] i am leaving from los angeles and going to london. [system] when do you want to leave? [user] i am going on march 14th. [system] i found 4 flights for you. one is an alaska airlines flight. it leaves at 9:30 am and has 1 stop. a ticket costs $444. [user] what else is available? i only want 1 ticket. i am going on the 11th of this month. [system] there is an american airlines flight that leaves at 8:30 am and has 1 stop. a ticket costs $372. [user] are there other flights? i am departing from chicago. [system] there is a delta airlines flight that leaves at 11:05 am and has 1 stop. a ticket is $339. [user] where does the flight arrive? [system] the destination airport is heathrow international airport. [user] where does it depart from? [system] o'hare international airport. [user] sounds great. [system] do you want tickets? [user] no thanks. can you find round trip flights? [system] when are you returning? [user] the 13th. [system] i found 1 flight for you. it is a delta airlines flight and leaves at 11:05 am. the return flight leaves at 8 am. it costs $294 [user] where does it depart from? [system] o'hare international airport. [user] where does it arrive? [system] heathrow international airport [user] sounds great. [system] should i buy tickets? [user] yes, book 1 economy ticket please. [system] please confirm the following: 1 economy ticket for a delta airlines flight from chicago to london. it departs march 11th at 11:05 am and returns march 13th at 8 am. [user] yes sounds good. when will the return flight arrive? [system] 12:29 pm. [user] is the ticket refundable. [system] no, it arrives at 6:37 am. [user] thanks.
State: [state] seating_class=a outbound_departure_time=11:05 am return_date=march 13th departure_date=11th of this month origin_city=chicago passengers=a destination_city=london refundable=none inbound_departure_time=8 am airlines=e