[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) economy c) business destination_airport=san francisco number_of_tickets=a of possible values a) 2 b) 4 c) 3 d) 1 origin_airport=san diego airlines=d of possible values a) british airways b) south african airways c) air canada d) united airlines e) southwest airlines f) air france g) latam brasil h) american airlines i) lot polish airlines j) alaska airlines k) delta airlines departure_date=next monday return_date=11th of this month [context] [user] i need a round trip flight, and need 1 ticket with delta airlines. also, i need a return flight on the 11th.
State: [state] seating_class=none destination_airport=none number_of_tickets=d origin_airport=none airlines=k departure_date=none return_date=the 11th

[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] departure_date=next monday origin_airport=san diego destination_airport=san francisco number_of_tickets=c of possible values a) 3 b) 4 c) 2 d) 1 airlines=k of possible values a) latam brasil b) air canada c) lot polish airlines d) south african airways e) alaska airlines f) air france g) delta airlines h) british airways i) american airlines j) southwest airlines k) united airlines return_date=11th of this month seating_class=dontcare of possible values a) premium economy b) economy c) business [context] [user] i need a round trip flight, and need 1 ticket with delta airlines. also, i need a return flight on the 11th. [system] what is your travel date? [user] i'm leaving on the 3rd.
State: [state] departure_date=the 3rd origin_airport=none destination_airport=none number_of_tickets=d airlines=g return_date=the 11th 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 departure_date=next monday origin_airport=san diego number_of_tickets=a of possible values a) 2 b) 1 c) 4 d) 3 return_date=11th of this month airlines=f of possible values a) british airways b) alaska airlines c) lot polish airlines d) air france e) southwest airlines f) united airlines g) delta airlines h) south african airways i) american airlines j) latam brasil k) air canada destination_airport=san francisco [context] [user] i need a round trip flight, and need 1 ticket with delta airlines. also, i need a return flight on the 11th. [system] what is your travel date? [user] i'm leaving on the 3rd. [system] from which city will you depart? where would you like to go? [user] i need some from ciudad de mexico. i'm going to chi-town.
State: [state] seating_class=none departure_date=the 3rd origin_airport=ciudad de mexico number_of_tickets=b return_date=the 11th airlines=g destination_airport=chi-town

[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) economy b) business c) premium economy number_of_tickets=d of possible values a) 4 b) 1 c) 3 d) 2 origin_airport=san diego departure_date=next monday airlines=g of possible values a) alaska airlines b) air france c) delta airlines d) british airways e) latam brasil f) lot polish airlines g) united airlines h) american airlines i) south african airways j) air canada k) southwest airlines return_date=11th of this month destination_airport=san francisco [context] [user] i need a round trip flight, and need 1 ticket with delta airlines. also, i need a return flight on the 11th. [system] what is your travel date? [user] i'm leaving on the 3rd. [system] from which city will you depart? where would you like to go? [user] i need some from ciudad de mexico. i'm going to chi-town. [system] there is 1 flight for you, with delta airlines. it will depart at 6:55 am and is connecting. the return flight will take off at 4:10 pm. the ticket price is $420. is this okay? [user] sounds good.
State: [state] seating_class=none number_of_tickets=b origin_airport=ciudad de mexico departure_date=the 3rd airlines=c return_date=the 11th destination_airport=chi-town

[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] return_date=11th of this month departure_date=next monday destination_airport=san francisco airlines=h of possible values a) british airways b) southwest airlines c) american airlines d) latam brasil e) alaska airlines f) delta airlines g) air france h) united airlines i) south african airways j) lot polish airlines k) air canada origin_airport=san diego number_of_tickets=a of possible values a) 2 b) 3 c) 1 d) 4 seating_class=dontcare of possible values a) business b) economy c) premium economy [context] [user] i need a round trip flight, and need 1 ticket with delta airlines. also, i need a return flight on the 11th. [system] what is your travel date? [user] i'm leaving on the 3rd. [system] from which city will you depart? where would you like to go? [user] i need some from ciudad de mexico. i'm going to chi-town. [system] there is 1 flight for you, with delta airlines. it will depart at 6:55 am and is connecting. the return flight will take off at 4:10 pm. the ticket price is $420. is this okay? [user] sounds good. [system] is there anything else to help with? [user] no, but thanks!
State: [state] return_date=the 11th departure_date=the 3rd destination_airport=chi-town airlines=f origin_airport=ciudad de mexico number_of_tickets=c seating_class=none