[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 destination_city=sd origin_city=las vegas inbound_departure_time=8:25 pm passengers=b of possible values a) 2 b) 1 c) 3 d) 4 refundable=a of possible values a) true b) false seating_class=dontcare of possible values a) economy b) first class c) business d) premium economy return_date=9th of this month airlines=h of possible values a) delta airlines b) british airways c) air france d) united airlines e) alaska airlines f) american airlines g) air canada h) southwest airlines [context] [user] i am traveling to chicago soon. can you please assist me in booking a one-way flight ticket?
State: [state] outbound_departure_time=none departure_date=none destination_city=chicago origin_city=none inbound_departure_time=none passengers=none refundable=none seating_class=none return_date=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] origin_city=las vegas return_date=9th of this month passengers=d of possible values a) 3 b) 4 c) 2 d) 1 refundable=a of possible values a) true b) false departure_date=6th of this month seating_class=dontcare of possible values a) business b) first class c) premium economy d) economy inbound_departure_time=8:25 pm airlines=b of possible values a) united airlines b) southwest airlines c) air canada d) alaska airlines e) delta airlines f) british airways g) air france h) american airlines outbound_departure_time=3:10 pm destination_city=sd [context] [user] i am traveling to chicago soon. can you please assist me in booking a one-way flight ticket? [system] what city will you be leaving from? [user] there will be two people in my group and we will be leaving from london, england.
State: [state] origin_city=london, england return_date=none passengers=c refundable=none departure_date=none seating_class=none inbound_departure_time=none airlines=none outbound_departure_time=none destination_city=chicago

[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 seating_class=dontcare of possible values a) business b) first class c) premium economy d) economy destination_city=sd outbound_departure_time=3:10 pm airlines=d of possible values a) air canada b) alaska airlines c) american airlines d) southwest airlines e) air france f) british airways g) united airlines h) delta airlines return_date=9th of this month inbound_departure_time=8:25 pm passengers=c of possible values a) 4 b) 2 c) 1 d) 3 departure_date=6th of this month origin_city=las vegas [context] [user] i am traveling to chicago soon. can you please assist me in booking a one-way flight ticket? [system] what city will you be leaving from? [user] there will be two people in my group and we will be leaving from london, england. [system] what date do you plan on leaving? do you have an airline you would prefer? may i suggest alaska airlines or southwest airlines? [user] we will be leaving later today. i'd really prefer delta airlines, please.
State: [state] refundable=none seating_class=none destination_city=chicago outbound_departure_time=none airlines=h return_date=none inbound_departure_time=none passengers=b departure_date=later today origin_city=london, england

[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 return_date=9th of this month passengers=c of possible values a) 2 b) 4 c) 1 d) 3 origin_city=las vegas refundable=b of possible values a) false b) true departure_date=6th of this month outbound_departure_time=3:10 pm airlines=h of possible values a) air france b) air canada c) delta airlines d) american airlines e) united airlines f) alaska airlines g) british airways h) southwest airlines seating_class=dontcare of possible values a) first class b) premium economy c) business d) economy destination_city=sd [context] [user] i am traveling to chicago soon. can you please assist me in booking a one-way flight ticket? [system] what city will you be leaving from? [user] there will be two people in my group and we will be leaving from london, england. [system] what date do you plan on leaving? do you have an airline you would prefer? may i suggest alaska airlines or southwest airlines? [user] we will be leaving later today. i'd really prefer delta airlines, please. [system] please confirm the following details: your flight will depart today from london, england and arrive in chicago via delta airlines. the seating class will be economy for a total of 2 passengers. [user] no thank you. i would greatly prefer southwest airlines and leave on march 2nd.
State: [state] inbound_departure_time=none return_date=none passengers=a origin_city=london refundable=none departure_date=march 2nd outbound_departure_time=none airlines=h seating_class=none destination_city=chicago

[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 passengers=d of possible values a) 2 b) 4 c) 3 d) 1 inbound_departure_time=8:25 pm outbound_departure_time=3:10 pm departure_date=6th of this month origin_city=las vegas refundable=a of possible values a) true b) false return_date=9th of this month airlines=a of possible values a) southwest airlines b) alaska airlines c) american airlines d) british airways e) air canada f) united airlines g) delta airlines h) air france destination_city=sd [context] [user] i am traveling to chicago soon. can you please assist me in booking a one-way flight ticket? [system] what city will you be leaving from? [user] there will be two people in my group and we will be leaving from london, england. [system] what date do you plan on leaving? do you have an airline you would prefer? may i suggest alaska airlines or southwest airlines? [user] we will be leaving later today. i'd really prefer delta airlines, please. [system] please confirm the following details: your flight will depart today from london, england and arrive in chicago via delta airlines. the seating class will be economy for a total of 2 passengers. [user] no thank you. i would greatly prefer southwest airlines and leave on march 2nd. [system] please confirm the updated details: your flight will be via southwest airlines and will depart tomorrow. [user] yes, that's great. when will the onward flight depart?
State: [state] seating_class=b passengers=a inbound_departure_time=none outbound_departure_time=none departure_date=march 2nd origin_city=london refundable=none return_date=none airlines=a destination_city=chicago

[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 destination_city=sd seating_class=dontcare of possible values a) premium economy b) business c) first class d) economy airlines=b of possible values a) united airlines b) southwest airlines c) air france d) alaska airlines e) british airways f) delta airlines g) air canada h) american airlines origin_city=las vegas return_date=9th of this month inbound_departure_time=8:25 pm departure_date=6th of this month refundable=b of possible values a) false b) true passengers=d of possible values a) 3 b) 4 c) 2 d) 1 [context] [user] i am traveling to chicago soon. can you please assist me in booking a one-way flight ticket? [system] what city will you be leaving from? [user] there will be two people in my group and we will be leaving from london, england. [system] what date do you plan on leaving? do you have an airline you would prefer? may i suggest alaska airlines or southwest airlines? [user] we will be leaving later today. i'd really prefer delta airlines, please. [system] please confirm the following details: your flight will depart today from london, england and arrive in chicago via delta airlines. the seating class will be economy for a total of 2 passengers. [user] no thank you. i would greatly prefer southwest airlines and leave on march 2nd. [system] please confirm the updated details: your flight will be via southwest airlines and will depart tomorrow. [user] yes, that's great. when will the onward flight depart? [system] i'm sorry i couldn't book the flight. can i help you with anything else? [user] no, that is all. thank you for your help.
State: [state] outbound_departure_time=none destination_city=chicago seating_class=d airlines=b origin_city=london return_date=none inbound_departure_time=none departure_date=march 2nd refundable=none passengers=c