[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 refundable=b of possible values a) false b) true origin_city=las vegas departure_date=6th of this month seating_class=dontcare of possible values a) first class b) economy c) business d) premium economy return_date=9th of this month inbound_departure_time=8:25 pm passengers=d of possible values a) 3 b) 2 c) 4 d) 1 outbound_departure_time=3:10 pm airlines=d of possible values a) air france b) american airlines c) british airways d) southwest airlines e) delta airlines f) united airlines g) air canada h) alaska airlines [context] [user] could you search for flights for me?
State: [state] destination_city=none refundable=none origin_city=none departure_date=none seating_class=none return_date=none inbound_departure_time=none passengers=none outbound_departure_time=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] passengers=a of possible values a) 1 b) 2 c) 3 d) 4 destination_city=sd refundable=a of possible values a) true b) false return_date=9th of this month departure_date=6th of this month seating_class=dontcare of possible values a) first class b) premium economy c) business d) economy inbound_departure_time=8:25 pm origin_city=las vegas outbound_departure_time=3:10 pm airlines=e of possible values a) british airways b) air france c) united airlines d) alaska airlines e) southwest airlines f) delta airlines g) american airlines h) air canada [context] [user] could you search for flights for me? [system] where is it you would like to visit and when would your return date be? [user] i'm travelling to chicago, i would like to come back on the 13th of this month.
State: [state] passengers=none destination_city=chicago refundable=none return_date=13th of this month departure_date=none seating_class=none inbound_departure_time=none origin_city=none outbound_departure_time=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] airlines=b of possible values a) united airlines b) southwest airlines c) air france d) delta airlines e) air canada f) british airways g) alaska airlines h) american airlines destination_city=sd origin_city=las vegas inbound_departure_time=8:25 pm seating_class=dontcare of possible values a) first class b) economy c) premium economy d) business passengers=a of possible values a) 1 b) 2 c) 4 d) 3 departure_date=6th of this month return_date=9th of this month refundable=b of possible values a) false b) true outbound_departure_time=3:10 pm [context] [user] could you search for flights for me? [system] where is it you would like to visit and when would your return date be? [user] i'm travelling to chicago, i would like to come back on the 13th of this month. [system] when do you plan to leave? [user] i'm planning to leave tuesday next week.
State: [state] airlines=none destination_city=chicago origin_city=none inbound_departure_time=none seating_class=none passengers=none departure_date=tuesday next week return_date=13th of this month refundable=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] destination_city=sd refundable=b of possible values a) false b) true departure_date=6th of this month airlines=e of possible values a) alaska airlines b) air france c) delta airlines d) united airlines e) southwest airlines f) air canada g) british airways h) american airlines return_date=9th of this month inbound_departure_time=8:25 pm seating_class=dontcare of possible values a) first class b) premium economy c) economy d) business passengers=b of possible values a) 3 b) 1 c) 4 d) 2 origin_city=las vegas outbound_departure_time=3:10 pm [context] [user] could you search for flights for me? [system] where is it you would like to visit and when would your return date be? [user] i'm travelling to chicago, i would like to come back on the 13th of this month. [system] when do you plan to leave? [user] i'm planning to leave tuesday next week. [system] where will you be leaving from? [user] i'm leaving from washington
State: [state] destination_city=chicago refundable=none departure_date=tuesday next week airlines=none return_date=13th of this month inbound_departure_time=none seating_class=none passengers=none origin_city=washington 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) premium economy d) business refundable=a of possible values a) true b) false inbound_departure_time=8:25 pm destination_city=sd passengers=c of possible values a) 2 b) 4 c) 1 d) 3 outbound_departure_time=3:10 pm return_date=9th of this month origin_city=las vegas airlines=c of possible values a) alaska airlines b) air canada c) southwest airlines d) united airlines e) delta airlines f) american airlines g) british airways h) air france departure_date=6th of this month [context] [user] could you search for flights for me? [system] where is it you would like to visit and when would your return date be? [user] i'm travelling to chicago, i would like to come back on the 13th of this month. [system] when do you plan to leave? [user] i'm planning to leave tuesday next week. [system] where will you be leaving from? [user] i'm leaving from washington [system] there is an american airlines flight, the price for a ticket is $136. the outbound flight leaves at 9:55 pm and the return flight leaves at 2:50 pm [user] that would be great.
State: [state] seating_class=none refundable=none inbound_departure_time=2:50 pm destination_city=chicago passengers=none outbound_departure_time=9:55 pm return_date=13th of this month origin_city=washington airlines=f departure_date=tuesday 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=a of possible values a) 1 b) 3 c) 4 d) 2 return_date=9th of this month refundable=a of possible values a) true b) false inbound_departure_time=8:25 pm origin_city=las vegas destination_city=sd departure_date=6th of this month airlines=c of possible values a) united airlines b) american airlines c) southwest airlines d) air france e) british airways f) alaska airlines g) delta airlines h) air canada outbound_departure_time=3:10 pm seating_class=dontcare of possible values a) economy b) business c) first class d) premium economy [context] [user] could you search for flights for me? [system] where is it you would like to visit and when would your return date be? [user] i'm travelling to chicago, i would like to come back on the 13th of this month. [system] when do you plan to leave? [user] i'm planning to leave tuesday next week. [system] where will you be leaving from? [user] i'm leaving from washington [system] there is an american airlines flight, the price for a ticket is $136. the outbound flight leaves at 9:55 pm and the return flight leaves at 2:50 pm [user] that would be great. [system] should i book these tickets? [user] yes please.
State: [state] passengers=none return_date=13th of this month refundable=none inbound_departure_time=2:50 pm origin_city=washington destination_city=chicago departure_date=tuesday next week airlines=b outbound_departure_time=9:55 pm 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] outbound_departure_time=3:10 pm passengers=d of possible values a) 4 b) 2 c) 3 d) 1 origin_city=las vegas seating_class=dontcare of possible values a) first class b) business c) premium economy d) economy destination_city=sd inbound_departure_time=8:25 pm return_date=9th of this month departure_date=6th of this month airlines=d of possible values a) air france b) united airlines c) british airways d) southwest airlines e) alaska airlines f) american airlines g) air canada h) delta airlines refundable=b of possible values a) false b) true [context] [user] could you search for flights for me? [system] where is it you would like to visit and when would your return date be? [user] i'm travelling to chicago, i would like to come back on the 13th of this month. [system] when do you plan to leave? [user] i'm planning to leave tuesday next week. [system] where will you be leaving from? [user] i'm leaving from washington [system] there is an american airlines flight, the price for a ticket is $136. the outbound flight leaves at 9:55 pm and the return flight leaves at 2:50 pm [user] that would be great. [system] should i book these tickets? [user] yes please. [system] please confirm the following details.you would like 1 seat, the flight is from washington to chicago with american airlines in economy class. the departure date is next tuesday at 9:55 pm. the return date is march 13th at 2:50 pm. [user] no, i need three seats
State: [state] outbound_departure_time=9:55 pm passengers=c origin_city=washington seating_class=none destination_city=chicago inbound_departure_time=2:50 pm return_date=13th of this month departure_date=next tuesday airlines=f 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] passengers=d of possible values a) 4 b) 2 c) 3 d) 1 departure_date=6th of this month destination_city=sd outbound_departure_time=3:10 pm origin_city=las vegas refundable=b of possible values a) false b) true airlines=f of possible values a) delta airlines b) air france c) united airlines d) british airways e) american airlines f) southwest airlines g) alaska airlines h) air canada seating_class=dontcare of possible values a) economy b) premium economy c) business d) first class inbound_departure_time=8:25 pm return_date=9th of this month [context] [user] could you search for flights for me? [system] where is it you would like to visit and when would your return date be? [user] i'm travelling to chicago, i would like to come back on the 13th of this month. [system] when do you plan to leave? [user] i'm planning to leave tuesday next week. [system] where will you be leaving from? [user] i'm leaving from washington [system] there is an american airlines flight, the price for a ticket is $136. the outbound flight leaves at 9:55 pm and the return flight leaves at 2:50 pm [user] that would be great. [system] should i book these tickets? [user] yes please. [system] please confirm the following details.you would like 1 seat, the flight is from washington to chicago with american airlines in economy class. the departure date is next tuesday at 9:55 pm. the return date is march 13th at 2:50 pm. [user] no, i need three seats [system] please confirm: you would like to go to chicago with 3 passengers? [user] yes that sounds good.
State: [state] passengers=c departure_date=next tuesday destination_city=chicago outbound_departure_time=9:55 pm origin_city=washington refundable=none airlines=e seating_class=a inbound_departure_time=2:50 pm return_date=13th 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 return_date=9th of this month inbound_departure_time=8:25 pm seating_class=dontcare of possible values a) business b) economy c) first class d) premium economy destination_city=sd passengers=c of possible values a) 4 b) 3 c) 1 d) 2 airlines=b of possible values a) american airlines b) southwest airlines c) delta airlines d) alaska airlines e) british airways f) united airlines g) air france h) air canada outbound_departure_time=3:10 pm origin_city=las vegas refundable=b of possible values a) false b) true [context] [user] could you search for flights for me? [system] where is it you would like to visit and when would your return date be? [user] i'm travelling to chicago, i would like to come back on the 13th of this month. [system] when do you plan to leave? [user] i'm planning to leave tuesday next week. [system] where will you be leaving from? [user] i'm leaving from washington [system] there is an american airlines flight, the price for a ticket is $136. the outbound flight leaves at 9:55 pm and the return flight leaves at 2:50 pm [user] that would be great. [system] should i book these tickets? [user] yes please. [system] please confirm the following details.you would like 1 seat, the flight is from washington to chicago with american airlines in economy class. the departure date is next tuesday at 9:55 pm. the return date is march 13th at 2:50 pm. [user] no, i need three seats [system] please confirm: you would like to go to chicago with 3 passengers? [user] yes that sounds good. [system] your tickets are booked. [user] thank you, that is all.
State: [state] departure_date=next tuesday return_date=13th of this month inbound_departure_time=2:50 pm seating_class=b destination_city=chicago passengers=b airlines=a outbound_departure_time=9:55 pm origin_city=washington refundable=none