[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 refundable=a of possible values a) true b) false return_date=9th of this month destination_city=sd airlines=b of possible values a) american airlines b) southwest airlines c) air france d) british airways e) air canada f) delta airlines g) alaska airlines h) united airlines seating_class=dontcare of possible values a) economy b) premium economy c) business d) first class outbound_departure_time=3:10 pm passengers=b of possible values a) 3 b) 1 c) 2 d) 4 origin_city=las vegas inbound_departure_time=8:25 pm [context] [user] i want to book a flight.
State: [state] departure_date=none refundable=none return_date=none destination_city=none airlines=none seating_class=none outbound_departure_time=none passengers=none origin_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] seating_class=dontcare of possible values a) premium economy b) economy c) business d) first class origin_city=las vegas departure_date=6th of this month passengers=d of possible values a) 4 b) 2 c) 3 d) 1 destination_city=sd inbound_departure_time=8:25 pm refundable=b of possible values a) false b) true return_date=9th of this month airlines=b of possible values a) delta airlines b) southwest airlines c) air france d) alaska airlines e) air canada f) british airways g) united airlines h) american airlines outbound_departure_time=3:10 pm [context] [user] i want to book a flight. [system] where and when are you traveling from and to? [user] i am traveling from sf to chi-town from the 1st of this month until next tuesday.
State: [state] seating_class=none origin_city=sf departure_date=1st of this month passengers=none destination_city=chi-town inbound_departure_time=none refundable=none return_date=next tuesday airlines=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] seating_class=dontcare of possible values a) economy b) first class c) business d) premium economy return_date=9th of this month refundable=a of possible values a) true b) false origin_city=las vegas outbound_departure_time=3:10 pm passengers=d of possible values a) 3 b) 4 c) 2 d) 1 destination_city=sd departure_date=6th of this month inbound_departure_time=8:25 pm airlines=f of possible values a) air france b) american airlines c) delta airlines d) alaska airlines e) british airways f) southwest airlines g) air canada h) united airlines [context] [user] i want to book a flight. [system] where and when are you traveling from and to? [user] i am traveling from sf to chi-town from the 1st of this month until next tuesday. [system] american airlines has a departure flight at 3:20 pm and a return flight at 12:30 pm for $267. [user] i actually prefer united airlines. there are two of us flying.
State: [state] seating_class=none return_date=next tuesday refundable=none origin_city=sf outbound_departure_time=none passengers=c destination_city=chi-town departure_date=1st of this month inbound_departure_time=none airlines=h

[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 refundable=b of possible values a) false b) true airlines=h of possible values a) delta airlines b) air canada c) air france d) british airways e) american airlines f) alaska airlines g) united airlines h) southwest airlines return_date=9th of this month destination_city=sd seating_class=dontcare of possible values a) premium economy b) first class c) economy d) business departure_date=6th of this month origin_city=las vegas passengers=d of possible values a) 3 b) 2 c) 4 d) 1 outbound_departure_time=3:10 pm [context] [user] i want to book a flight. [system] where and when are you traveling from and to? [user] i am traveling from sf to chi-town from the 1st of this month until next tuesday. [system] american airlines has a departure flight at 3:20 pm and a return flight at 12:30 pm for $267. [user] i actually prefer united airlines. there are two of us flying. [system] united airlines has 1 flight, departing at 10:10 pm with a return flight of 4 am, costing $163 per ticket. [user] that is perfect.
State: [state] inbound_departure_time=4 am refundable=none airlines=g return_date=next tuesday destination_city=chi-town seating_class=none departure_date=1st of this month origin_city=sf passengers=b outbound_departure_time=10:10 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] refundable=b of possible values a) false b) true inbound_departure_time=8:25 pm destination_city=sd origin_city=las vegas airlines=a of possible values a) southwest airlines b) alaska airlines c) american airlines d) british airways e) united airlines f) air canada g) air france h) delta airlines seating_class=dontcare of possible values a) first class b) economy c) premium economy d) business departure_date=6th of this month outbound_departure_time=3:10 pm passengers=d of possible values a) 4 b) 2 c) 3 d) 1 return_date=9th of this month [context] [user] i want to book a flight. [system] where and when are you traveling from and to? [user] i am traveling from sf to chi-town from the 1st of this month until next tuesday. [system] american airlines has a departure flight at 3:20 pm and a return flight at 12:30 pm for $267. [user] i actually prefer united airlines. there are two of us flying. [system] united airlines has 1 flight, departing at 10:10 pm with a return flight of 4 am, costing $163 per ticket. [user] that is perfect. [system] should i confirm the reservation? [user] no, that will be all.
State: [state] refundable=none inbound_departure_time=4 am destination_city=chi-town origin_city=sf airlines=e seating_class=none departure_date=1st of this month outbound_departure_time=10:10 pm passengers=b return_date=next tuesday

[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] outbound_departure_time=3:10 pm refundable=a of possible values a) true b) false destination_city=sd passengers=c of possible values a) 2 b) 3 c) 1 d) 4 departure_date=6th of this month return_date=9th of this month seating_class=dontcare of possible values a) business b) economy c) first class d) premium economy origin_city=las vegas inbound_departure_time=8:25 pm airlines=f of possible values a) air canada b) alaska airlines c) british airways d) united airlines e) air france f) southwest airlines g) american airlines h) delta airlines [context] [user] i want to book a flight. [system] where and when are you traveling from and to? [user] i am traveling from sf to chi-town from the 1st of this month until next tuesday. [system] american airlines has a departure flight at 3:20 pm and a return flight at 12:30 pm for $267. [user] i actually prefer united airlines. there are two of us flying. [system] united airlines has 1 flight, departing at 10:10 pm with a return flight of 4 am, costing $163 per ticket. [user] that is perfect. [system] should i confirm the reservation? [user] no, that will be all. [system] may i further assist you? [user] can you find me a one way flight in economy class?
State: [state] outbound_departure_time=10:10 pm refundable=none destination_city=chi-town passengers=a departure_date=1st of this month return_date=next tuesday seating_class=b origin_city=sf inbound_departure_time=4 am airlines=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] outbound_departure_time=3:10 pm departure_date=6th of this month origin_city=las vegas airlines=f of possible values a) american airlines b) delta airlines c) air canada d) air france e) alaska airlines f) southwest airlines g) united airlines h) british airways destination_city=sd refundable=b of possible values a) false b) true return_date=9th of this month seating_class=dontcare of possible values a) economy b) premium economy c) first class d) business inbound_departure_time=8:25 pm passengers=d of possible values a) 2 b) 3 c) 4 d) 1 [context] [user] i want to book a flight. [system] where and when are you traveling from and to? [user] i am traveling from sf to chi-town from the 1st of this month until next tuesday. [system] american airlines has a departure flight at 3:20 pm and a return flight at 12:30 pm for $267. [user] i actually prefer united airlines. there are two of us flying. [system] united airlines has 1 flight, departing at 10:10 pm with a return flight of 4 am, costing $163 per ticket. [user] that is perfect. [system] should i confirm the reservation? [user] no, that will be all. [system] may i further assist you? [user] can you find me a one way flight in economy class? [system] there is 1 united airlines flight with 0 stops leaving at 10:10 pm and the ticket costs $142. [user] are refunds available, and what airport is it going to?
State: [state] outbound_departure_time=10:10 pm departure_date=1st of this month origin_city=sf airlines=g destination_city=chi-town refundable=none return_date=next tuesday seating_class=a inbound_departure_time=4 am 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 inbound_departure_time=8:25 pm passengers=c of possible values a) 2 b) 4 c) 1 d) 3 airlines=h of possible values a) british airways b) american airlines c) alaska airlines d) air canada e) united airlines f) air france g) delta airlines h) southwest airlines refundable=b of possible values a) false b) true seating_class=dontcare of possible values a) premium economy b) first class c) economy d) business outbound_departure_time=3:10 pm return_date=9th of this month [context] [user] i want to book a flight. [system] where and when are you traveling from and to? [user] i am traveling from sf to chi-town from the 1st of this month until next tuesday. [system] american airlines has a departure flight at 3:20 pm and a return flight at 12:30 pm for $267. [user] i actually prefer united airlines. there are two of us flying. [system] united airlines has 1 flight, departing at 10:10 pm with a return flight of 4 am, costing $163 per ticket. [user] that is perfect. [system] should i confirm the reservation? [user] no, that will be all. [system] may i further assist you? [user] can you find me a one way flight in economy class? [system] there is 1 united airlines flight with 0 stops leaving at 10:10 pm and the ticket costs $142. [user] are refunds available, and what airport is it going to? [system] the ticket is non-refundable and arrives at o'hare international airport. [user] that flight is perfect.
State: [state] destination_city=chi-town origin_city=sf departure_date=1st of this month inbound_departure_time=4 am passengers=a airlines=e refundable=none seating_class=c outbound_departure_time=10:10 pm return_date=next tuesday

[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 seating_class=dontcare of possible values a) economy b) business c) first class d) premium economy airlines=a of possible values a) southwest airlines b) united airlines c) delta airlines d) air canada e) alaska airlines f) american airlines g) air france h) british airways passengers=a of possible values a) 1 b) 4 c) 2 d) 3 departure_date=6th of this month outbound_departure_time=3:10 pm return_date=9th of this month origin_city=las vegas [context] [user] i want to book a flight. [system] where and when are you traveling from and to? [user] i am traveling from sf to chi-town from the 1st of this month until next tuesday. [system] american airlines has a departure flight at 3:20 pm and a return flight at 12:30 pm for $267. [user] i actually prefer united airlines. there are two of us flying. [system] united airlines has 1 flight, departing at 10:10 pm with a return flight of 4 am, costing $163 per ticket. [user] that is perfect. [system] should i confirm the reservation? [user] no, that will be all. [system] may i further assist you? [user] can you find me a one way flight in economy class? [system] there is 1 united airlines flight with 0 stops leaving at 10:10 pm and the ticket costs $142. [user] are refunds available, and what airport is it going to? [system] the ticket is non-refundable and arrives at o'hare international airport. [user] that flight is perfect. [system] do you need anything else? [user] no, that will be all.
State: [state] destination_city=chi-town inbound_departure_time=4 am refundable=none seating_class=a airlines=b passengers=c departure_date=1st of this month outbound_departure_time=10:10 pm return_date=next tuesday origin_city=sf