[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) business c) premium economy d) economy departure_date=6th of this month refundable=b of possible values a) false b) true origin_city=las vegas destination_city=sd outbound_departure_time=3:10 pm passengers=d of possible values a) 2 b) 3 c) 4 d) 1 airlines=e of possible values a) air france b) air canada c) british airways d) alaska airlines e) southwest airlines f) american airlines g) united airlines h) delta airlines inbound_departure_time=8:25 pm [context] [user] can you search flights, preferably american airlines?
State: [state] return_date=none seating_class=none departure_date=none refundable=none origin_city=none destination_city=none outbound_departure_time=none passengers=none airlines=f 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 inbound_departure_time=8:25 pm seating_class=dontcare of possible values a) premium economy b) economy c) first class d) business passengers=a of possible values a) 1 b) 2 c) 3 d) 4 destination_city=sd outbound_departure_time=3:10 pm origin_city=las vegas departure_date=6th of this month airlines=f of possible values a) british airways b) alaska airlines c) air france d) united airlines e) air canada f) southwest airlines g) american airlines h) delta airlines return_date=9th of this month [context] [user] can you search flights, preferably american airlines? [system] where are you leaving from and going to? when do you want to visit? [user] i want to go to san francisco to new york on monday next week. i need tickets for two people.
State: [state] refundable=none inbound_departure_time=none seating_class=none passengers=b destination_city=san francisco outbound_departure_time=none origin_city=new york departure_date=monday next week 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] destination_city=sd seating_class=dontcare of possible values a) business b) economy c) first class d) premium economy origin_city=las vegas departure_date=6th of this month passengers=b of possible values a) 2 b) 1 c) 4 d) 3 return_date=9th of this month outbound_departure_time=3:10 pm inbound_departure_time=8:25 pm airlines=h of possible values a) alaska airlines b) delta airlines c) united airlines d) british airways e) american airlines f) air france g) air canada h) southwest airlines refundable=a of possible values a) true b) false [context] [user] can you search flights, preferably american airlines? [system] where are you leaving from and going to? when do you want to visit? [user] i want to go to san francisco to new york on monday next week. i need tickets for two people. [system] when are you returning? [user] i want to come back next wednesday.
State: [state] destination_city=san francisco seating_class=none origin_city=new york departure_date=monday next week passengers=a return_date=next wednesday outbound_departure_time=none inbound_departure_time=none airlines=e 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] destination_city=sd inbound_departure_time=8:25 pm outbound_departure_time=3:10 pm airlines=c of possible values a) british airways b) alaska airlines c) southwest airlines d) united airlines e) american airlines f) air france g) delta airlines h) air canada origin_city=las vegas return_date=9th of this month departure_date=6th of this month refundable=b of possible values a) false b) true seating_class=dontcare of possible values a) economy b) first class c) premium economy d) business passengers=d of possible values a) 2 b) 4 c) 3 d) 1 [context] [user] can you search flights, preferably american airlines? [system] where are you leaving from and going to? when do you want to visit? [user] i want to go to san francisco to new york on monday next week. i need tickets for two people. [system] when are you returning? [user] i want to come back next wednesday. [system] i found 1 american airlines flight that leaves at 4:45 pm and returns at 8:30 pm. each ticket is $195. [user] what airports do the flights leave from and arrive at?
State: [state] destination_city=san francisco inbound_departure_time=none outbound_departure_time=none airlines=e origin_city=new york return_date=next wednesday departure_date=monday next week refundable=none seating_class=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] destination_city=sd origin_city=las vegas departure_date=6th of this month return_date=9th of this month refundable=b of possible values a) false b) true seating_class=dontcare of possible values a) first class b) premium economy c) economy d) business passengers=d of possible values a) 2 b) 3 c) 4 d) 1 inbound_departure_time=8:25 pm airlines=d of possible values a) american airlines b) air canada c) delta airlines d) southwest airlines e) air france f) alaska airlines g) british airways h) united airlines outbound_departure_time=3:10 pm [context] [user] can you search flights, preferably american airlines? [system] where are you leaving from and going to? when do you want to visit? [user] i want to go to san francisco to new york on monday next week. i need tickets for two people. [system] when are you returning? [user] i want to come back next wednesday. [system] i found 1 american airlines flight that leaves at 4:45 pm and returns at 8:30 pm. each ticket is $195. [user] what airports do the flights leave from and arrive at? [system] the return flight arrives at the sfo international airport at 5:56 am. [user] that sounds good.
State: [state] destination_city=san francisco origin_city=new york departure_date=monday next week return_date=next wednesday refundable=none seating_class=none passengers=a inbound_departure_time=8:30 pm airlines=a outbound_departure_time=4:45 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] destination_city=sd seating_class=dontcare of possible values a) premium economy b) first class c) economy d) business airlines=f of possible values a) air canada b) air france c) american airlines d) united airlines e) alaska airlines f) southwest airlines g) british airways h) delta airlines origin_city=las vegas departure_date=6th of this month passengers=c of possible values a) 3 b) 2 c) 1 d) 4 return_date=9th of this month refundable=b of possible values a) false b) true outbound_departure_time=3:10 pm inbound_departure_time=8:25 pm [context] [user] can you search flights, preferably american airlines? [system] where are you leaving from and going to? when do you want to visit? [user] i want to go to san francisco to new york on monday next week. i need tickets for two people. [system] when are you returning? [user] i want to come back next wednesday. [system] i found 1 american airlines flight that leaves at 4:45 pm and returns at 8:30 pm. each ticket is $195. [user] what airports do the flights leave from and arrive at? [system] the return flight arrives at the sfo international airport at 5:56 am. [user] that sounds good. [system] would you like to purchase those tickets? [user] no thank you. can you find a oneway flight, preferable economy?
State: [state] destination_city=san francisco seating_class=c airlines=c origin_city=new york departure_date=monday next week passengers=b return_date=next wednesday refundable=none outbound_departure_time=4:45 pm inbound_departure_time=8:30 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] airlines=d of possible values a) air france b) british airways c) american airlines d) southwest airlines e) delta airlines f) air canada g) alaska airlines h) united airlines origin_city=las vegas seating_class=dontcare of possible values a) first class b) economy c) business d) premium economy inbound_departure_time=8:25 pm destination_city=sd outbound_departure_time=3:10 pm refundable=b of possible values a) false b) true passengers=b of possible values a) 2 b) 1 c) 3 d) 4 return_date=9th of this month departure_date=6th of this month [context] [user] can you search flights, preferably american airlines? [system] where are you leaving from and going to? when do you want to visit? [user] i want to go to san francisco to new york on monday next week. i need tickets for two people. [system] when are you returning? [user] i want to come back next wednesday. [system] i found 1 american airlines flight that leaves at 4:45 pm and returns at 8:30 pm. each ticket is $195. [user] what airports do the flights leave from and arrive at? [system] the return flight arrives at the sfo international airport at 5:56 am. [user] that sounds good. [system] would you like to purchase those tickets? [user] no thank you. can you find a oneway flight, preferable economy? [system] there is a flight leaving 4:45 pm on american airlines with 0 stops. the ticket fare is $171. [user] yes, that is fine.
State: [state] airlines=c origin_city=new york seating_class=b inbound_departure_time=8:30 pm destination_city=san francisco outbound_departure_time=4:45 pm refundable=none passengers=a return_date=next wednesday departure_date=monday 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] passengers=c of possible values a) 3 b) 2 c) 1 d) 4 origin_city=las vegas departure_date=6th of this month inbound_departure_time=8:25 pm airlines=g of possible values a) air france b) delta airlines c) british airways d) united airlines e) alaska airlines f) american airlines g) southwest airlines h) air canada refundable=a of possible values a) true b) false destination_city=sd outbound_departure_time=3:10 pm seating_class=dontcare of possible values a) first class b) economy c) premium economy d) business return_date=9th of this month [context] [user] can you search flights, preferably american airlines? [system] where are you leaving from and going to? when do you want to visit? [user] i want to go to san francisco to new york on monday next week. i need tickets for two people. [system] when are you returning? [user] i want to come back next wednesday. [system] i found 1 american airlines flight that leaves at 4:45 pm and returns at 8:30 pm. each ticket is $195. [user] what airports do the flights leave from and arrive at? [system] the return flight arrives at the sfo international airport at 5:56 am. [user] that sounds good. [system] would you like to purchase those tickets? [user] no thank you. can you find a oneway flight, preferable economy? [system] there is a flight leaving 4:45 pm on american airlines with 0 stops. the ticket fare is $171. [user] yes, that is fine. [system] what else can i help you with? [user] nothing, thanks.
State: [state] passengers=b origin_city=new york departure_date=monday next week inbound_departure_time=8:30 pm airlines=f refundable=none destination_city=san francisco outbound_departure_time=4:45 pm seating_class=b return_date=next wednesday