[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=b of possible values a) 1 b) 2 c) 3 d) 4 return_date=11th of this month departure_date=next monday airlines=j of possible values a) latam brasil b) south african airways c) british airways d) alaska airlines e) southwest airlines f) air canada g) delta airlines h) lot polish airlines i) american airlines j) united airlines k) air france destination_airport=san francisco seating_class=dontcare of possible values a) premium economy b) business c) economy [context] [user] i have to get a flight. i want to get out of chi-town on economy with delta airlines.
State: [state] origin_airport=chi-town number_of_tickets=none return_date=none departure_date=none airlines=g destination_airport=none seating_class=c

[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=h of possible values a) southwest airlines b) british airways c) alaska airlines d) lot polish airlines e) latam brasil f) air france g) south african airways h) united airlines i) delta airlines j) american airlines k) air canada origin_airport=san diego departure_date=next monday number_of_tickets=b of possible values a) 1 b) 2 c) 3 d) 4 seating_class=dontcare of possible values a) business b) economy c) premium economy return_date=11th of this month destination_airport=san francisco [context] [user] i have to get a flight. i want to get out of chi-town on economy with delta airlines. [system] when do you want to go and what is your destination? [user] i need to get to washington friday next week please.
State: [state] airlines=i origin_airport=chi-town departure_date=friday next week number_of_tickets=none seating_class=b return_date=none destination_airport=washington

[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 journey_start_time=9:40 am number_of_adults=e of possible values a) 2 b) 4 c) 5 d) 3 e) 1 class=a of possible values a) flexible b) value c) business trip_protection=b of possible values a) false b) true date_of_journey=march 6th from=washington [context] [user] i have to get a flight. i want to get out of chi-town on economy with delta airlines. [system] when do you want to go and what is your destination? [user] i need to get to washington friday next week please. [system] do you want delta airlines on the 6:45 pm for $99? [user] can you see what a train would cost me next tuesday, two seats, but i want fully refundable ones.
State: [state] to=washington journey_start_time=none number_of_adults=a class=a trip_protection=none date_of_journey=next tuesday from=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] departure_date=next monday destination_airport=san francisco number_of_tickets=d of possible values a) 1 b) 3 c) 4 d) 2 seating_class=dontcare of possible values a) economy b) business c) premium economy airlines=j of possible values a) british airways b) south african airways c) american airlines d) lot polish airlines e) alaska airlines f) delta airlines g) southwest airlines h) air france i) air canada j) united airlines k) latam brasil origin_airport=san diego return_date=11th of this month [context] [user] i have to get a flight. i want to get out of chi-town on economy with delta airlines. [system] when do you want to go and what is your destination? [user] i need to get to washington friday next week please. [system] do you want delta airlines on the 6:45 pm for $99? [user] can you see what a train would cost me next tuesday, two seats, but i want fully refundable ones.
State: [state] departure_date=friday next week destination_airport=washington number_of_tickets=none seating_class=a airlines=f origin_airport=chi-town 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] from=washington number_of_adults=c of possible values a) 4 b) 3 c) 1 d) 5 e) 2 journey_start_time=9:40 am trip_protection=b of possible values a) false b) true date_of_journey=march 6th class=c of possible values a) value b) business c) flexible to=chicago [context] [user] i have to get a flight. i want to get out of chi-town on economy with delta airlines. [system] when do you want to go and what is your destination? [user] i need to get to washington friday next week please. [system] do you want delta airlines on the 6:45 pm for $99? [user] can you see what a train would cost me next tuesday, two seats, but i want fully refundable ones. [system] what about the train leaving at 6:20 am, for $249? [user] what about other trains?
State: [state] from=chi-town number_of_adults=e journey_start_time=none trip_protection=none date_of_journey=next tuesday class=c to=washington

[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=e of possible values a) 4 b) 2 c) 5 d) 3 e) 1 class=a of possible values a) flexible b) value c) business trip_protection=a of possible values a) true b) false journey_start_time=9:40 am date_of_journey=march 6th to=chicago from=washington [context] [user] i have to get a flight. i want to get out of chi-town on economy with delta airlines. [system] when do you want to go and what is your destination? [user] i need to get to washington friday next week please. [system] do you want delta airlines on the 6:45 pm for $99? [user] can you see what a train would cost me next tuesday, two seats, but i want fully refundable ones. [system] what about the train leaving at 6:20 am, for $249? [user] what about other trains? [system] well, you could take the 11:50 am for just $224. [user] what is the terminating station there?
State: [state] number_of_adults=b class=a trip_protection=none journey_start_time=none date_of_journey=next tuesday to=washington from=chi-town

[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 from=washington date_of_journey=march 6th to=chicago class=c of possible values a) value b) business c) flexible trip_protection=a of possible values a) true b) false number_of_adults=b of possible values a) 4 b) 1 c) 5 d) 2 e) 3 [context] [user] i have to get a flight. i want to get out of chi-town on economy with delta airlines. [system] when do you want to go and what is your destination? [user] i need to get to washington friday next week please. [system] do you want delta airlines on the 6:45 pm for $99? [user] can you see what a train would cost me next tuesday, two seats, but i want fully refundable ones. [system] what about the train leaving at 6:20 am, for $249? [user] what about other trains? [system] well, you could take the 11:50 am for just $224. [user] what is the terminating station there? [system] you're going to union station. [user] what about a different, more luxurious train?
State: [state] journey_start_time=none from=chi-town date_of_journey=next tuesday to=washington class=b trip_protection=none number_of_adults=d

[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 trip_protection=a of possible values a) true b) false to=chicago from=washington class=c of possible values a) business b) value c) flexible number_of_adults=b of possible values a) 3 b) 1 c) 5 d) 4 e) 2 journey_start_time=9:40 am [context] [user] i have to get a flight. i want to get out of chi-town on economy with delta airlines. [system] when do you want to go and what is your destination? [user] i need to get to washington friday next week please. [system] do you want delta airlines on the 6:45 pm for $99? [user] can you see what a train would cost me next tuesday, two seats, but i want fully refundable ones. [system] what about the train leaving at 6:20 am, for $249? [user] what about other trains? [system] well, you could take the 11:50 am for just $224. [user] what is the terminating station there? [system] you're going to union station. [user] what about a different, more luxurious train? [system] well, you could take the 12:50 pm, it costs $278. [user] what station does this end up at? what station will i depart from?
State: [state] date_of_journey=next tuesday trip_protection=none to=washington from=chi-town class=a number_of_adults=e journey_start_time=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] to=chicago trip_protection=a of possible values a) true b) false date_of_journey=march 6th journey_start_time=9:40 am number_of_adults=e of possible values a) 2 b) 3 c) 4 d) 5 e) 1 from=washington class=b of possible values a) value b) flexible c) business [context] [user] i have to get a flight. i want to get out of chi-town on economy with delta airlines. [system] when do you want to go and what is your destination? [user] i need to get to washington friday next week please. [system] do you want delta airlines on the 6:45 pm for $99? [user] can you see what a train would cost me next tuesday, two seats, but i want fully refundable ones. [system] what about the train leaving at 6:20 am, for $249? [user] what about other trains? [system] well, you could take the 11:50 am for just $224. [user] what is the terminating station there? [system] you're going to union station. [user] what about a different, more luxurious train? [system] well, you could take the 12:50 pm, it costs $278. [user] what station does this end up at? what station will i depart from? [system] you're going from chicago union station and going to union station. [user] sounds fine, get me train tickets with insurance please.
State: [state] to=washington trip_protection=a date_of_journey=next tuesday journey_start_time=12:50 pm number_of_adults=a from=chi-town class=c

[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) 3 d) 4 e) 5 to=chicago from=washington class=c of possible values a) value b) business c) flexible trip_protection=b of possible values a) false b) true journey_start_time=9:40 am date_of_journey=march 6th [context] [user] i have to get a flight. i want to get out of chi-town on economy with delta airlines. [system] when do you want to go and what is your destination? [user] i need to get to washington friday next week please. [system] do you want delta airlines on the 6:45 pm for $99? [user] can you see what a train would cost me next tuesday, two seats, but i want fully refundable ones. [system] what about the train leaving at 6:20 am, for $249? [user] what about other trains? [system] well, you could take the 11:50 am for just $224. [user] what is the terminating station there? [system] you're going to union station. [user] what about a different, more luxurious train? [system] well, you could take the 12:50 pm, it costs $278. [user] what station does this end up at? what station will i depart from? [system] you're going from chicago union station and going to union station. [user] sounds fine, get me train tickets with insurance please. [system] can you confirm the detail on this: 2 tickets business class from chicago to washington on march 5th at 12:50 pm, with insurance. [user] that works great.
State: [state] number_of_adults=b to=washington from=chi-town class=b trip_protection=b journey_start_time=12:50 pm date_of_journey=march 5th

[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) business b) value c) flexible number_of_adults=a of possible values a) 1 b) 5 c) 2 d) 3 e) 4 journey_start_time=9:40 am date_of_journey=march 6th from=washington trip_protection=a of possible values a) true b) false to=chicago [context] [user] i have to get a flight. i want to get out of chi-town on economy with delta airlines. [system] when do you want to go and what is your destination? [user] i need to get to washington friday next week please. [system] do you want delta airlines on the 6:45 pm for $99? [user] can you see what a train would cost me next tuesday, two seats, but i want fully refundable ones. [system] what about the train leaving at 6:20 am, for $249? [user] what about other trains? [system] well, you could take the 11:50 am for just $224. [user] what is the terminating station there? [system] you're going to union station. [user] what about a different, more luxurious train? [system] well, you could take the 12:50 pm, it costs $278. [user] what station does this end up at? what station will i depart from? [system] you're going from chicago union station and going to union station. [user] sounds fine, get me train tickets with insurance please. [system] can you confirm the detail on this: 2 tickets business class from chicago to washington on march 5th at 12:50 pm, with insurance. [user] that works great. [system] you're tickets are all set. [user] you were really the best at this.
State: [state] class=a number_of_adults=c journey_start_time=12:50 pm date_of_journey=march 5th from=chi-town trip_protection=a to=washington

[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 trip_protection=a of possible values a) true b) false date_of_journey=march 6th to=chicago number_of_adults=e of possible values a) 3 b) 4 c) 5 d) 2 e) 1 class=a of possible values a) flexible b) value c) business from=washington [context] [user] i have to get a flight. i want to get out of chi-town on economy with delta airlines. [system] when do you want to go and what is your destination? [user] i need to get to washington friday next week please. [system] do you want delta airlines on the 6:45 pm for $99? [user] can you see what a train would cost me next tuesday, two seats, but i want fully refundable ones. [system] what about the train leaving at 6:20 am, for $249? [user] what about other trains? [system] well, you could take the 11:50 am for just $224. [user] what is the terminating station there? [system] you're going to union station. [user] what about a different, more luxurious train? [system] well, you could take the 12:50 pm, it costs $278. [user] what station does this end up at? what station will i depart from? [system] you're going from chicago union station and going to union station. [user] sounds fine, get me train tickets with insurance please. [system] can you confirm the detail on this: 2 tickets business class from chicago to washington on march 5th at 12:50 pm, with insurance. [user] that works great. [system] you're tickets are all set. [user] you were really the best at this. [system] what more would you like? [user] nothing, i'm good.
State: [state] journey_start_time=12:50 pm trip_protection=a date_of_journey=march 5th to=washington number_of_adults=d class=c from=chi-town