[example] [user] i would like to get two tickets on a round trip flight that will get me to san francisco from san diego. [system] will you be leaving on march 2nd? [user] i would like to leave next monday. [system] what day do you want your return flight to be? [user] i would like to fly with united airlines and come back on the 11th of this month. i have no preference about which ticket class it is. [slots] origin_airport=san diego airlines=k of possible values a) alaska airlines b) delta airlines c) air france d) south african airways e) british airways f) latam brasil g) american airlines h) southwest airlines i) lot polish airlines j) air canada k) united airlines return_date=11th of this month number_of_tickets=c of possible values a) 4 b) 1 c) 2 d) 3 destination_airport=san francisco departure_date=next monday seating_class=dontcare of possible values a) business b) economy c) premium economy [context] [user] i need a one way flight.
State: [state] origin_airport=none airlines=none return_date=none number_of_tickets=none destination_airport=none departure_date=none seating_class=none

[example] [user] i would like to get two tickets on a round trip flight that will get me to san francisco from san diego. [system] will you be leaving on march 2nd? [user] i would like to leave next monday. [system] what day do you want your return flight to be? [user] i would like to fly with united airlines and come back on the 11th of this month. i have no preference about which ticket class it is. [slots] seating_class=dontcare of possible values a) premium economy b) business c) economy return_date=11th of this month departure_date=next monday airlines=k of possible values a) delta airlines b) alaska airlines c) lot polish airlines d) american airlines e) air canada f) air france g) british airways h) south african airways i) southwest airlines j) latam brasil k) united airlines origin_airport=san diego number_of_tickets=d of possible values a) 3 b) 1 c) 4 d) 2 destination_airport=san francisco [context] [user] i need a one way flight. [system] from which city would you like to depart? [user] i need flights from nyc.
State: [state] seating_class=none return_date=none departure_date=none airlines=none origin_airport=nyc number_of_tickets=none destination_airport=none

[example] [user] i would like to get two tickets on a round trip flight that will get me to san francisco from san diego. [system] will you be leaving on march 2nd? [user] i would like to leave next monday. [system] what day do you want your return flight to be? [user] i would like to fly with united airlines and come back on the 11th of this month. i have no preference about which ticket class it is. [slots] airlines=e of possible values a) american airlines b) british airways c) alaska airlines d) air canada e) united airlines f) lot polish airlines g) south african airways h) southwest airlines i) delta airlines j) air france k) latam brasil seating_class=dontcare of possible values a) economy b) premium economy c) business destination_airport=san francisco number_of_tickets=b of possible values a) 4 b) 2 c) 1 d) 3 origin_airport=san diego departure_date=next monday return_date=11th of this month [context] [user] i need a one way flight. [system] from which city would you like to depart? [user] i need flights from nyc. [system] on which date would you like to travel? what is your destination? [user] i need to travel on the 13th to warsaw.
State: [state] airlines=none seating_class=none destination_airport=warsaw number_of_tickets=none origin_airport=nyc departure_date=the 13th return_date=none

[example] [user] i would like to get two tickets on a round trip flight that will get me to san francisco from san diego. [system] will you be leaving on march 2nd? [user] i would like to leave next monday. [system] what day do you want your return flight to be? [user] i would like to fly with united airlines and come back on the 11th of this month. i have no preference about which ticket class it is. [slots] origin_airport=san diego destination_airport=san francisco seating_class=dontcare of possible values a) economy b) business c) premium economy departure_date=next monday number_of_tickets=b of possible values a) 4 b) 2 c) 1 d) 3 return_date=11th of this month airlines=k of possible values a) air canada b) air france c) delta airlines d) british airways e) lot polish airlines f) southwest airlines g) south african airways h) alaska airlines i) latam brasil j) american airlines k) united airlines [context] [user] i need a one way flight. [system] from which city would you like to depart? [user] i need flights from nyc. [system] on which date would you like to travel? what is your destination? [user] i need to travel on the 13th to warsaw. [system] would you like to fly with american airlines? there is a great flight option at 11:20 am. this is a connecting flight. the ticket price is $360. [user] that sounds good, then. thanks.
State: [state] origin_airport=nyc destination_airport=warsaw seating_class=none departure_date=the 13th number_of_tickets=none return_date=none airlines=none