[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) premium economy c) business destination_airport=san francisco departure_date=next monday return_date=11th of this month airlines=i of possible values a) alaska airlines b) air france c) delta airlines d) southwest airlines e) latam brasil f) american airlines g) british airways h) south african airways i) united airlines j) lot polish airlines k) air canada origin_airport=san diego number_of_tickets=b of possible values a) 3 b) 2 c) 1 d) 4 [context] [user] i need a one way flight.
State: [state] seating_class=none destination_airport=none departure_date=none return_date=none airlines=none origin_airport=none number_of_tickets=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) business b) premium economy c) economy origin_airport=san diego departure_date=next monday number_of_tickets=c of possible values a) 4 b) 3 c) 2 d) 1 airlines=e of possible values a) american airlines b) british airways c) south african airways d) latam brasil e) united airlines f) delta airlines g) alaska airlines h) air france i) air canada j) southwest airlines k) lot polish airlines destination_airport=san francisco return_date=11th of this month [context] [user] i need a one way flight. [system] what date is it for? [user] i want it for the 12th.
State: [state] seating_class=none origin_airport=none departure_date=the 12th number_of_tickets=none airlines=none destination_airport=none 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 number_of_tickets=d of possible values a) 4 b) 3 c) 1 d) 2 departure_date=next monday seating_class=dontcare of possible values a) economy b) premium economy c) business airlines=b of possible values a) british airways b) united airlines c) southwest airlines d) air france e) alaska airlines f) south african airways g) delta airlines h) latam brasil i) lot polish airlines j) american airlines k) air canada return_date=11th of this month destination_airport=san francisco [context] [user] i need a one way flight. [system] what date is it for? [user] i want it for the 12th. [system] and what city will you be departing from? [user] i'll be departing from ny.
State: [state] origin_airport=ny number_of_tickets=none departure_date=the 12th seating_class=none airlines=none return_date=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] number_of_tickets=c of possible values a) 3 b) 4 c) 2 d) 1 return_date=11th of this month destination_airport=san francisco origin_airport=san diego departure_date=next monday airlines=h of possible values a) american airlines b) southwest airlines c) lot polish airlines d) delta airlines e) alaska airlines f) air france g) british airways h) united airlines i) air canada j) latam brasil k) south african airways seating_class=dontcare of possible values a) business b) economy c) premium economy [context] [user] i need a one way flight. [system] what date is it for? [user] i want it for the 12th. [system] and what city will you be departing from? [user] i'll be departing from ny. [system] and where will you be travelling to? [user] i'll be travelling to washington.
State: [state] number_of_tickets=none return_date=none destination_airport=washington origin_airport=ny departure_date=the 12th airlines=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] return_date=11th of this month departure_date=next monday number_of_tickets=b of possible values a) 1 b) 2 c) 4 d) 3 origin_airport=san diego destination_airport=san francisco airlines=b of possible values a) latam brasil b) united airlines c) southwest airlines d) alaska airlines e) american airlines f) south african airways g) lot polish airlines h) delta airlines i) air france j) british airways k) air canada seating_class=dontcare of possible values a) business b) premium economy c) economy [context] [user] i need a one way flight. [system] what date is it for? [user] i want it for the 12th. [system] and what city will you be departing from? [user] i'll be departing from ny. [system] and where will you be travelling to? [user] i'll be travelling to washington. [system] there's a 5 pm flight from american airlines for $92 that is direct. [user] i'd prefer a different flight.
State: [state] return_date=none departure_date=the 12th number_of_tickets=none origin_airport=ny destination_airport=washington airlines=none seating_class=none

[example] [user] i would like to find a train. [system] where are you departing from and what is your destination? [user] i'm leaving washington to chicago on march 6th. [system] there are 5 trains. there is one leaving at 9:40 am for $109. [user] i would like to purchase one ticket. flexible ticket, and add travel insurance. [slots] number_of_adults=a of possible values a) 1 b) 2 c) 5 d) 4 e) 3 date_of_journey=march 6th journey_start_time=9:40 am to=chicago class=a of possible values a) flexible b) value c) business trip_protection=a of possible values a) true b) false from=washington [context] [user] i need a one way flight. [system] what date is it for? [user] i want it for the 12th. [system] and what city will you be departing from? [user] i'll be departing from ny. [system] and where will you be travelling to? [user] i'll be travelling to washington. [system] there's a 5 pm flight from american airlines for $92 that is direct. [user] i'd prefer a different flight. [system] there's a 5:10 pm flight from southwest airlines for $82 that is direct. [user] that's a good one. how about train options for travelling there. look for 1 economy ticket for later today.
State: [state] number_of_adults=a date_of_journey=later today journey_start_time=none to=washington class=b trip_protection=none from=ny

[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 seating_class=dontcare of possible values a) economy b) business c) premium economy airlines=b of possible values a) alaska airlines b) united airlines c) latam brasil d) air france e) air canada f) southwest airlines g) british airways h) lot polish airlines i) south african airways j) delta airlines k) american airlines number_of_tickets=b of possible values a) 3 b) 2 c) 1 d) 4 departure_date=next monday destination_airport=san francisco return_date=11th of this month [context] [user] i need a one way flight. [system] what date is it for? [user] i want it for the 12th. [system] and what city will you be departing from? [user] i'll be departing from ny. [system] and where will you be travelling to? [user] i'll be travelling to washington. [system] there's a 5 pm flight from american airlines for $92 that is direct. [user] i'd prefer a different flight. [system] there's a 5:10 pm flight from southwest airlines for $82 that is direct. [user] that's a good one. how about train options for travelling there. look for 1 economy ticket for later today.
State: [state] origin_airport=ny seating_class=none airlines=none number_of_tickets=none departure_date=the 12th destination_airport=washington return_date=none

[example] [user] i would like to find a train. [system] where are you departing from and what is your destination? [user] i'm leaving washington to chicago on march 6th. [system] there are 5 trains. there is one leaving at 9:40 am for $109. [user] i would like to purchase one ticket. flexible ticket, and add travel insurance. [slots] date_of_journey=march 6th number_of_adults=a of possible values a) 1 b) 4 c) 3 d) 2 e) 5 trip_protection=b of possible values a) false b) true to=chicago journey_start_time=9:40 am class=b of possible values a) value b) flexible c) business from=washington [context] [user] i need a one way flight. [system] what date is it for? [user] i want it for the 12th. [system] and what city will you be departing from? [user] i'll be departing from ny. [system] and where will you be travelling to? [user] i'll be travelling to washington. [system] there's a 5 pm flight from american airlines for $92 that is direct. [user] i'd prefer a different flight. [system] there's a 5:10 pm flight from southwest airlines for $82 that is direct. [user] that's a good one. how about train options for travelling there. look for 1 economy ticket for later today. [system] there are 9 trains available. there's a departure at 7:20 am for $70 you might prefer. [user] what's the departure station?
State: [state] date_of_journey=later today number_of_adults=a trip_protection=none to=washington journey_start_time=none class=a from=ny

[example] [user] i would like to find a train. [system] where are you departing from and what is your destination? [user] i'm leaving washington to chicago on march 6th. [system] there are 5 trains. there is one leaving at 9:40 am for $109. [user] i would like to purchase one ticket. flexible ticket, and add travel insurance. [slots] date_of_journey=march 6th to=chicago trip_protection=b of possible values a) false b) true class=b of possible values a) business b) flexible c) value journey_start_time=9:40 am number_of_adults=d of possible values a) 3 b) 2 c) 5 d) 1 e) 4 from=washington [context] [user] i need a one way flight. [system] what date is it for? [user] i want it for the 12th. [system] and what city will you be departing from? [user] i'll be departing from ny. [system] and where will you be travelling to? [user] i'll be travelling to washington. [system] there's a 5 pm flight from american airlines for $92 that is direct. [user] i'd prefer a different flight. [system] there's a 5:10 pm flight from southwest airlines for $82 that is direct. [user] that's a good one. how about train options for travelling there. look for 1 economy ticket for later today. [system] there are 9 trains available. there's a departure at 7:20 am for $70 you might prefer. [user] what's the departure station? [system] the departure station is grand central station. [user] and what's the arrival station?
State: [state] date_of_journey=later today to=washington trip_protection=none class=c journey_start_time=none number_of_adults=d from=ny

[example] [user] i would like to find a train. [system] where are you departing from and what is your destination? [user] i'm leaving washington to chicago on march 6th. [system] there are 5 trains. there is one leaving at 9:40 am for $109. [user] i would like to purchase one ticket. flexible ticket, and add travel insurance. [slots] to=chicago number_of_adults=d of possible values a) 4 b) 5 c) 3 d) 1 e) 2 from=washington trip_protection=a of possible values a) true b) false journey_start_time=9:40 am class=c of possible values a) value b) business c) flexible date_of_journey=march 6th [context] [user] i need a one way flight. [system] what date is it for? [user] i want it for the 12th. [system] and what city will you be departing from? [user] i'll be departing from ny. [system] and where will you be travelling to? [user] i'll be travelling to washington. [system] there's a 5 pm flight from american airlines for $92 that is direct. [user] i'd prefer a different flight. [system] there's a 5:10 pm flight from southwest airlines for $82 that is direct. [user] that's a good one. how about train options for travelling there. look for 1 economy ticket for later today. [system] there are 9 trains available. there's a departure at 7:20 am for $70 you might prefer. [user] what's the departure station? [system] the departure station is grand central station. [user] and what's the arrival station? [system] the arrival station is union station. [user] i think that's good. please book the ticket with trip insurance.
State: [state] to=washington number_of_adults=d from=ny trip_protection=a journey_start_time=7:20 am class=a date_of_journey=later today

[example] [user] i would like to find a train. [system] where are you departing from and what is your destination? [user] i'm leaving washington to chicago on march 6th. [system] there are 5 trains. there is one leaving at 9:40 am for $109. [user] i would like to purchase one ticket. flexible ticket, and add travel insurance. [slots] journey_start_time=9:40 am date_of_journey=march 6th to=chicago number_of_adults=d of possible values a) 5 b) 4 c) 2 d) 1 e) 3 trip_protection=a of possible values a) true b) false from=washington class=c of possible values a) business b) value c) flexible [context] [user] i need a one way flight. [system] what date is it for? [user] i want it for the 12th. [system] and what city will you be departing from? [user] i'll be departing from ny. [system] and where will you be travelling to? [user] i'll be travelling to washington. [system] there's a 5 pm flight from american airlines for $92 that is direct. [user] i'd prefer a different flight. [system] there's a 5:10 pm flight from southwest airlines for $82 that is direct. [user] that's a good one. how about train options for travelling there. look for 1 economy ticket for later today. [system] there are 9 trains available. there's a departure at 7:20 am for $70 you might prefer. [user] what's the departure station? [system] the departure station is grand central station. [user] and what's the arrival station? [system] the arrival station is union station. [user] i think that's good. please book the ticket with trip insurance. [system] i'll book you 1 value ticket for new york to washington for march 1st at 7:20 am, is everything correct? [user] yes, please book it.
State: [state] journey_start_time=7:20 am date_of_journey=march 1st to=washington number_of_adults=d trip_protection=a from=ny class=b

[example] [user] i would like to find a train. [system] where are you departing from and what is your destination? [user] i'm leaving washington to chicago on march 6th. [system] there are 5 trains. there is one leaving at 9:40 am for $109. [user] i would like to purchase one ticket. flexible ticket, and add travel insurance. [slots] trip_protection=b of possible values a) false b) true journey_start_time=9:40 am date_of_journey=march 6th number_of_adults=e of possible values a) 2 b) 5 c) 3 d) 4 e) 1 to=chicago class=b of possible values a) business b) flexible c) value from=washington [context] [user] i need a one way flight. [system] what date is it for? [user] i want it for the 12th. [system] and what city will you be departing from? [user] i'll be departing from ny. [system] and where will you be travelling to? [user] i'll be travelling to washington. [system] there's a 5 pm flight from american airlines for $92 that is direct. [user] i'd prefer a different flight. [system] there's a 5:10 pm flight from southwest airlines for $82 that is direct. [user] that's a good one. how about train options for travelling there. look for 1 economy ticket for later today. [system] there are 9 trains available. there's a departure at 7:20 am for $70 you might prefer. [user] what's the departure station? [system] the departure station is grand central station. [user] and what's the arrival station? [system] the arrival station is union station. [user] i think that's good. please book the ticket with trip insurance. [system] i'll book you 1 value ticket for new york to washington for march 1st at 7:20 am, is everything correct? [user] yes, please book it. [system] i've booked the ticket for you. [user] thank you, you've been of great help.
State: [state] trip_protection=b journey_start_time=7:20 am date_of_journey=march 1st number_of_adults=e to=washington class=c from=ny

[example] [user] i would like to find a train. [system] where are you departing from and what is your destination? [user] i'm leaving washington to chicago on march 6th. [system] there are 5 trains. there is one leaving at 9:40 am for $109. [user] i would like to purchase one ticket. flexible ticket, and add travel insurance. [slots] class=c of possible values a) value b) business c) flexible journey_start_time=9:40 am to=chicago date_of_journey=march 6th number_of_adults=b of possible values a) 3 b) 1 c) 5 d) 4 e) 2 trip_protection=a of possible values a) true b) false from=washington [context] [user] i need a one way flight. [system] what date is it for? [user] i want it for the 12th. [system] and what city will you be departing from? [user] i'll be departing from ny. [system] and where will you be travelling to? [user] i'll be travelling to washington. [system] there's a 5 pm flight from american airlines for $92 that is direct. [user] i'd prefer a different flight. [system] there's a 5:10 pm flight from southwest airlines for $82 that is direct. [user] that's a good one. how about train options for travelling there. look for 1 economy ticket for later today. [system] there are 9 trains available. there's a departure at 7:20 am for $70 you might prefer. [user] what's the departure station? [system] the departure station is grand central station. [user] and what's the arrival station? [system] the arrival station is union station. [user] i think that's good. please book the ticket with trip insurance. [system] i'll book you 1 value ticket for new york to washington for march 1st at 7:20 am, is everything correct? [user] yes, please book it. [system] i've booked the ticket for you. [user] thank you, you've been of great help. [system] what else can i do for you? [user] nothing else, thanks again for being so helpful.
State: [state] class=a journey_start_time=7:20 am to=washington date_of_journey=march 1st number_of_adults=b trip_protection=a from=ny