[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=b of possible values a) false b) true inbound_departure_time=8:25 pm destination_city=sd return_date=9th of this month seating_class=dontcare of possible values a) business b) first class c) premium economy d) economy passengers=b of possible values a) 3 b) 1 c) 2 d) 4 airlines=d of possible values a) delta airlines b) air france c) american airlines d) southwest airlines e) british airways f) air canada g) united airlines h) alaska airlines outbound_departure_time=3:10 pm origin_city=las vegas [context] [user] i am planning a short trip. can you help me with locating a flight?
State: [state] departure_date=none refundable=none inbound_departure_time=none destination_city=none return_date=none seating_class=none passengers=none airlines=none outbound_departure_time=none origin_city=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] return_date=9th of this month refundable=b of possible values a) false b) true inbound_departure_time=8:25 pm outbound_departure_time=3:10 pm departure_date=6th of this month passengers=d of possible values a) 3 b) 4 c) 2 d) 1 airlines=b of possible values a) air france b) southwest airlines c) british airways d) delta airlines e) american airlines f) united airlines g) alaska airlines h) air canada destination_city=sd seating_class=dontcare of possible values a) first class b) business c) premium economy d) economy origin_city=las vegas [context] [user] i am planning a short trip. can you help me with locating a flight? [system] certainly. when would you like to depart? do you have any preferred airline? [user] i am leaving on the 10th. i prefer united airlines if any flights are available.
State: [state] return_date=none refundable=none inbound_departure_time=none outbound_departure_time=none departure_date=the 10th passengers=none airlines=f destination_city=none seating_class=none origin_city=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) first class b) economy c) business d) premium economy outbound_departure_time=3:10 pm refundable=a of possible values a) true b) false departure_date=6th of this month airlines=a of possible values a) southwest airlines b) american airlines c) united airlines d) air france e) air canada f) delta airlines g) alaska airlines h) british airways inbound_departure_time=8:25 pm passengers=a of possible values a) 1 b) 3 c) 4 d) 2 destination_city=sd return_date=9th of this month origin_city=las vegas [context] [user] i am planning a short trip. can you help me with locating a flight? [system] certainly. when would you like to depart? do you have any preferred airline? [user] i am leaving on the 10th. i prefer united airlines if any flights are available. [system] what time would you like to leave, and from what city? when do you plan to return? [user] i am leaving from seattle, wa and flying to los angeles. i would prefer a flight in the afternoon 12:45. i want to return on the 12th of march.
State: [state] seating_class=none outbound_departure_time=afternoon 12:45 refundable=none departure_date=the 10th airlines=c inbound_departure_time=none passengers=none destination_city=los angeles return_date=12th of march origin_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] outbound_departure_time=3:10 pm departure_date=6th of this month seating_class=dontcare of possible values a) premium economy b) economy c) first class d) business inbound_departure_time=8:25 pm return_date=9th of this month refundable=a of possible values a) true b) false passengers=a of possible values a) 1 b) 4 c) 3 d) 2 airlines=b of possible values a) british airways b) southwest airlines c) alaska airlines d) united airlines e) air canada f) air france g) american airlines h) delta airlines destination_city=sd origin_city=las vegas [context] [user] i am planning a short trip. can you help me with locating a flight? [system] certainly. when would you like to depart? do you have any preferred airline? [user] i am leaving on the 10th. i prefer united airlines if any flights are available. [system] what time would you like to leave, and from what city? when do you plan to return? [user] i am leaving from seattle, wa and flying to los angeles. i would prefer a flight in the afternoon 12:45. i want to return on the 12th of march. [system] what time would you like your return flight to leave? [user] i want to return around 11:30 pm. also, i prefer economy tickets.
State: [state] outbound_departure_time=afternoon 12:45 departure_date=the 10th seating_class=b inbound_departure_time=11:30 pm return_date=12th of march refundable=none passengers=none airlines=d destination_city=los angeles origin_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] inbound_departure_time=8:25 pm seating_class=dontcare of possible values a) economy b) first class c) premium economy d) business outbound_departure_time=3:10 pm passengers=d of possible values a) 3 b) 4 c) 2 d) 1 origin_city=las vegas departure_date=6th of this month destination_city=sd airlines=a of possible values a) southwest airlines b) british airways c) delta airlines d) american airlines e) air canada f) air france g) united airlines h) alaska airlines return_date=9th of this month refundable=b of possible values a) false b) true [context] [user] i am planning a short trip. can you help me with locating a flight? [system] certainly. when would you like to depart? do you have any preferred airline? [user] i am leaving on the 10th. i prefer united airlines if any flights are available. [system] what time would you like to leave, and from what city? when do you plan to return? [user] i am leaving from seattle, wa and flying to los angeles. i would prefer a flight in the afternoon 12:45. i want to return on the 12th of march. [system] what time would you like your return flight to leave? [user] i want to return around 11:30 pm. also, i prefer economy tickets. [system] ok, please confirm: you are departing seattle on march 10th at 12:45 pm, flying on united airlines. there will be 1 passenger in economy class. you are flying to los angeles, with return flight leaving at 11:30 pm on march 12th. [user] yes, that sounds great.
State: [state] inbound_departure_time=11:30 pm seating_class=a outbound_departure_time=12:45 pm passengers=d origin_city=seattle departure_date=march 10th destination_city=los angeles airlines=g return_date=12th of march 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] departure_date=6th of this month return_date=9th of this month destination_city=sd seating_class=dontcare of possible values a) first class b) economy c) business d) premium economy origin_city=las vegas passengers=d of possible values a) 2 b) 4 c) 3 d) 1 airlines=b of possible values a) air france b) southwest airlines c) american airlines d) british airways e) delta airlines f) air canada g) united airlines h) alaska airlines inbound_departure_time=8:25 pm outbound_departure_time=3:10 pm refundable=b of possible values a) false b) true [context] [user] i am planning a short trip. can you help me with locating a flight? [system] certainly. when would you like to depart? do you have any preferred airline? [user] i am leaving on the 10th. i prefer united airlines if any flights are available. [system] what time would you like to leave, and from what city? when do you plan to return? [user] i am leaving from seattle, wa and flying to los angeles. i would prefer a flight in the afternoon 12:45. i want to return on the 12th of march. [system] what time would you like your return flight to leave? [user] i want to return around 11:30 pm. also, i prefer economy tickets. [system] ok, please confirm: you are departing seattle on march 10th at 12:45 pm, flying on united airlines. there will be 1 passenger in economy class. you are flying to los angeles, with return flight leaving at 11:30 pm on march 12th. [user] yes, that sounds great. [system] sorry, i was not able to book that ticket. shall we try again? we're seeking a flight from seattle to los angeles on united airlines, to depart on march 10th, returning on march 12th at 2:32 am. [user] yes, that sounds good.
State: [state] departure_date=march 10th return_date=12th of march destination_city=los angeles seating_class=b origin_city=seattle passengers=d airlines=g inbound_departure_time=11:30 pm outbound_departure_time=12:45 pm 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] origin_city=las vegas departure_date=6th of this month seating_class=dontcare of possible values a) first class b) economy c) premium economy d) business destination_city=sd outbound_departure_time=3:10 pm inbound_departure_time=8:25 pm passengers=c of possible values a) 3 b) 4 c) 1 d) 2 airlines=c of possible values a) air canada b) american airlines c) southwest airlines d) delta airlines e) alaska airlines f) british airways g) air france h) united airlines return_date=9th of this month refundable=b of possible values a) false b) true [context] [user] i am planning a short trip. can you help me with locating a flight? [system] certainly. when would you like to depart? do you have any preferred airline? [user] i am leaving on the 10th. i prefer united airlines if any flights are available. [system] what time would you like to leave, and from what city? when do you plan to return? [user] i am leaving from seattle, wa and flying to los angeles. i would prefer a flight in the afternoon 12:45. i want to return on the 12th of march. [system] what time would you like your return flight to leave? [user] i want to return around 11:30 pm. also, i prefer economy tickets. [system] ok, please confirm: you are departing seattle on march 10th at 12:45 pm, flying on united airlines. there will be 1 passenger in economy class. you are flying to los angeles, with return flight leaving at 11:30 pm on march 12th. [user] yes, that sounds great. [system] sorry, i was not able to book that ticket. shall we try again? we're seeking a flight from seattle to los angeles on united airlines, to depart on march 10th, returning on march 12th at 2:32 am. [user] yes, that sounds good. [system] sorry, i still could not book that ticket. do you want to retry? we could search again for united airlines flights from seattle to los angeles, departing march 10th and returning march 12th. [user] no, that's all.
State: [state] origin_city=seattle departure_date=march 10th seating_class=b destination_city=los angeles outbound_departure_time=12:45 pm inbound_departure_time=11:30 pm passengers=c airlines=h return_date=12th of march 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] return_date=9th of this month origin_city=las vegas passengers=a of possible values a) 1 b) 2 c) 3 d) 4 airlines=b of possible values a) british airways b) southwest airlines c) delta airlines d) alaska airlines e) air france f) united airlines g) air canada h) american airlines refundable=b of possible values a) false b) true departure_date=6th of this month destination_city=sd outbound_departure_time=3:10 pm seating_class=dontcare of possible values a) economy b) premium economy c) business d) first class inbound_departure_time=8:25 pm [context] [user] i am planning a short trip. can you help me with locating a flight? [system] certainly. when would you like to depart? do you have any preferred airline? [user] i am leaving on the 10th. i prefer united airlines if any flights are available. [system] what time would you like to leave, and from what city? when do you plan to return? [user] i am leaving from seattle, wa and flying to los angeles. i would prefer a flight in the afternoon 12:45. i want to return on the 12th of march. [system] what time would you like your return flight to leave? [user] i want to return around 11:30 pm. also, i prefer economy tickets. [system] ok, please confirm: you are departing seattle on march 10th at 12:45 pm, flying on united airlines. there will be 1 passenger in economy class. you are flying to los angeles, with return flight leaving at 11:30 pm on march 12th. [user] yes, that sounds great. [system] sorry, i was not able to book that ticket. shall we try again? we're seeking a flight from seattle to los angeles on united airlines, to depart on march 10th, returning on march 12th at 2:32 am. [user] yes, that sounds good. [system] sorry, i still could not book that ticket. do you want to retry? we could search again for united airlines flights from seattle to los angeles, departing march 10th and returning march 12th. [user] no, that's all. [system] can i help you with anything more? [user] no, that's all. thank you.
State: [state] return_date=12th of march origin_city=seattle passengers=a airlines=f refundable=none departure_date=march 10th destination_city=los angeles outbound_departure_time=12:45 pm seating_class=a inbound_departure_time=11:30 pm