[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=c of possible values a) british airways b) air canada c) southwest airlines d) air france e) alaska airlines f) delta airlines g) united airlines h) american airlines departure_date=6th of this month refundable=b of possible values a) false b) true inbound_departure_time=8:25 pm destination_city=sd return_date=9th of this month passengers=a of possible values a) 1 b) 4 c) 2 d) 3 origin_city=las vegas outbound_departure_time=3:10 pm seating_class=dontcare of possible values a) business b) first class c) premium economy d) economy [context] [user] i'm planning a trip, can you help choose a flight?
State: [state] airlines=none departure_date=none refundable=none inbound_departure_time=none destination_city=none return_date=none passengers=none origin_city=none outbound_departure_time=none 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] seating_class=dontcare of possible values a) economy b) premium economy c) business d) first class inbound_departure_time=8:25 pm refundable=b of possible values a) false b) true passengers=b of possible values a) 3 b) 1 c) 2 d) 4 departure_date=6th of this month origin_city=las vegas outbound_departure_time=3:10 pm destination_city=sd airlines=b of possible values a) delta airlines b) southwest airlines c) air france d) american airlines e) air canada f) alaska airlines g) united airlines h) british airways return_date=9th of this month [context] [user] i'm planning a trip, can you help choose a flight? [system] do you have a preferred airline? perhaps air france, united airlines or any other carrier? where are you planning to go? [user] i'm going to seattle, wa and i like united airlines.
State: [state] seating_class=none inbound_departure_time=none refundable=none passengers=none departure_date=none origin_city=none outbound_departure_time=none destination_city=seattle, wa 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 departure_date=6th of this month passengers=b of possible values a) 4 b) 1 c) 2 d) 3 return_date=9th of this month refundable=a of possible values a) true b) false origin_city=las vegas inbound_departure_time=8:25 pm airlines=c of possible values a) british airways b) air canada c) southwest airlines d) american airlines e) alaska airlines f) air france 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 [context] [user] i'm planning a trip, can you help choose a flight? [system] do you have a preferred airline? perhaps air france, united airlines or any other carrier? where are you planning to go? [user] i'm going to seattle, wa and i like united airlines. [system] where will you be leaving from and when would you like to return? [user] return around 05:30. i'll be leaving from portland.
State: [state] destination_city=seattle, wa departure_date=none passengers=none return_date=none refundable=none origin_city=portland inbound_departure_time=05:30 airlines=g seating_class=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] inbound_departure_time=8:25 pm seating_class=dontcare of possible values a) economy b) first class c) business d) premium economy departure_date=6th of this month return_date=9th of this month passengers=a of possible values a) 1 b) 2 c) 4 d) 3 refundable=a of possible values a) true b) false origin_city=las vegas airlines=h of possible values a) air france b) alaska airlines c) british airways d) delta airlines e) american airlines f) united airlines g) air canada h) southwest airlines outbound_departure_time=3:10 pm destination_city=sd [context] [user] i'm planning a trip, can you help choose a flight? [system] do you have a preferred airline? perhaps air france, united airlines or any other carrier? where are you planning to go? [user] i'm going to seattle, wa and i like united airlines. [system] where will you be leaving from and when would you like to return? [user] return around 05:30. i'll be leaving from portland. [system] what date and time do you want to leave? what date do you want to return? [user] i'm leaving on the 5th of this month. i'd like to go around morning 7. i want to return the 13th of march.
State: [state] inbound_departure_time=05:30 seating_class=none departure_date=5th of this month return_date=13th of march passengers=none refundable=none origin_city=portland airlines=f outbound_departure_time=morning 7 destination_city=seattle, wa

[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 origin_city=las vegas return_date=9th of this month inbound_departure_time=8:25 pm destination_city=sd airlines=a of possible values a) southwest airlines b) united airlines c) american airlines d) air france e) air canada f) delta airlines g) alaska airlines h) british airways refundable=a of possible values a) true b) false outbound_departure_time=3:10 pm departure_date=6th of this month [context] [user] i'm planning a trip, can you help choose a flight? [system] do you have a preferred airline? perhaps air france, united airlines or any other carrier? where are you planning to go? [user] i'm going to seattle, wa and i like united airlines. [system] where will you be leaving from and when would you like to return? [user] return around 05:30. i'll be leaving from portland. [system] what date and time do you want to leave? what date do you want to return? [user] i'm leaving on the 5th of this month. i'd like to go around morning 7. i want to return the 13th of march. [system] to verify: you are flying from portland to seattle on united airlines leaving at 7 am. you wish to depart next tuesday and return march 13th. your return flight is at 5:30 am i have an economy seat for 1 passenger. [user] yes, that works.
State: [state] seating_class=b passengers=b origin_city=portland return_date=13th of march inbound_departure_time=05:30 destination_city=seattle airlines=b refundable=none outbound_departure_time=7 am departure_date=5th 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] inbound_departure_time=8:25 pm refundable=b of possible values a) false b) true airlines=d of possible values a) american airlines b) delta airlines c) air canada d) southwest airlines e) air france f) alaska airlines g) british airways h) united airlines origin_city=las vegas outbound_departure_time=3:10 pm return_date=9th of this month seating_class=dontcare of possible values a) premium economy b) business c) economy d) first class destination_city=sd departure_date=6th of this month passengers=a of possible values a) 1 b) 4 c) 2 d) 3 [context] [user] i'm planning a trip, can you help choose a flight? [system] do you have a preferred airline? perhaps air france, united airlines or any other carrier? where are you planning to go? [user] i'm going to seattle, wa and i like united airlines. [system] where will you be leaving from and when would you like to return? [user] return around 05:30. i'll be leaving from portland. [system] what date and time do you want to leave? what date do you want to return? [user] i'm leaving on the 5th of this month. i'd like to go around morning 7. i want to return the 13th of march. [system] to verify: you are flying from portland to seattle on united airlines leaving at 7 am. you wish to depart next tuesday and return march 13th. your return flight is at 5:30 am i have an economy seat for 1 passenger. [user] yes, that works. [system] i'm sorry, i was unable to book your flight. there is a united airlines flight from portland to seattle next tuesday with a return on march 13th. [user] that's all i needed.
State: [state] inbound_departure_time=05:30 refundable=none airlines=h origin_city=portland outbound_departure_time=7 am return_date=13th of march seating_class=c destination_city=seattle departure_date=5th of this month passengers=a