[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=b of possible values a) 3 b) 1 c) 4 d) 5 e) 2 trip_protection=b of possible values a) false b) true to=chicago date_of_journey=march 6th from=washington class=a of possible values a) flexible b) value c) business journey_start_time=9:40 am [context] [user] find me some tickets for a train going to sacramento on the 6th of march.
State: [state] number_of_adults=none trip_protection=none to=sacramento date_of_journey=6th of march from=none class=none 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] journey_start_time=9:40 am trip_protection=b of possible values a) false b) true class=c of possible values a) value b) business c) flexible date_of_journey=march 6th to=chicago number_of_adults=e of possible values a) 5 b) 2 c) 3 d) 4 e) 1 from=washington [context] [user] find me some tickets for a train going to sacramento on the 6th of march. [system] i can do that, but first i'll need to know from which city you would like to depart. [user] i'll new two seats from san francisco to sacramento.
State: [state] journey_start_time=none trip_protection=none class=none date_of_journey=6th of march to=sacramento number_of_adults=b from=san francisco

[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=b of possible values a) 5 b) 1 c) 2 d) 3 e) 4 date_of_journey=march 6th journey_start_time=9:40 am class=a of possible values a) flexible b) value c) business trip_protection=a of possible values a) true b) false to=chicago from=washington [context] [user] find me some tickets for a train going to sacramento on the 6th of march. [system] i can do that, but first i'll need to know from which city you would like to depart. [user] i'll new two seats from san francisco to sacramento. [system] i've found a train that matches your criteria. it departs at 6:10 am and the tickets will cost $82 in total. [user] which station does that train arrive at?
State: [state] number_of_adults=c date_of_journey=6th of march journey_start_time=none class=none trip_protection=none to=sacramento from=san francisco

[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=a of possible values a) true b) false date_of_journey=march 6th number_of_adults=c of possible values a) 3 b) 5 c) 1 d) 4 e) 2 journey_start_time=9:40 am class=c of possible values a) value b) business c) flexible from=washington to=chicago [context] [user] find me some tickets for a train going to sacramento on the 6th of march. [system] i can do that, but first i'll need to know from which city you would like to depart. [user] i'll new two seats from san francisco to sacramento. [system] i've found a train that matches your criteria. it departs at 6:10 am and the tickets will cost $82 in total. [user] which station does that train arrive at? [system] the train will arrive in sacramento valley station. [user] and which station does it leave from?
State: [state] trip_protection=none date_of_journey=6th of march number_of_adults=e journey_start_time=none class=none from=san francisco to=sacramento

[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 class=a of possible values a) flexible b) value c) business from=washington date_of_journey=march 6th number_of_adults=d of possible values a) 5 b) 3 c) 2 d) 1 e) 4 journey_start_time=9:40 am trip_protection=b of possible values a) false b) true [context] [user] find me some tickets for a train going to sacramento on the 6th of march. [system] i can do that, but first i'll need to know from which city you would like to depart. [user] i'll new two seats from san francisco to sacramento. [system] i've found a train that matches your criteria. it departs at 6:10 am and the tickets will cost $82 in total. [user] which station does that train arrive at? [system] the train will arrive in sacramento valley station. [user] and which station does it leave from? [system] the train will leave from salesforce transit center. [user] that sounds good to me.
State: [state] to=sacramento class=none from=san francisco date_of_journey=6th of march number_of_adults=c journey_start_time=6:10 am trip_protection=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 date_of_journey=march 6th trip_protection=a of possible values a) true b) false number_of_adults=a of possible values a) 1 b) 5 c) 2 d) 3 e) 4 class=b of possible values a) value b) flexible c) business journey_start_time=9:40 am from=washington [context] [user] find me some tickets for a train going to sacramento on the 6th of march. [system] i can do that, but first i'll need to know from which city you would like to depart. [user] i'll new two seats from san francisco to sacramento. [system] i've found a train that matches your criteria. it departs at 6:10 am and the tickets will cost $82 in total. [user] which station does that train arrive at? [system] the train will arrive in sacramento valley station. [user] and which station does it leave from? [system] the train will leave from salesforce transit center. [user] that sounds good to me. [system] would you like me to book the tickets? [user] no, not right now. i'll let you know if i need anything further.
State: [state] to=sacramento date_of_journey=6th of march trip_protection=none number_of_adults=c class=none journey_start_time=6:10 am from=san francisco