[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=c of possible values a) 2 b) 3 c) 1 d) 5 e) 4 class=b of possible values a) business b) flexible c) value trip_protection=b of possible values a) false b) true from=washington date_of_journey=march 6th journey_start_time=9:40 am [context] [user] can you get me two fully refundable tickets on a train from sfo?
State: [state] to=none number_of_adults=a class=b trip_protection=none from=sfo date_of_journey=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] to=chicago date_of_journey=march 6th number_of_adults=e of possible values a) 4 b) 3 c) 2 d) 5 e) 1 trip_protection=a of possible values a) true b) false class=a of possible values a) flexible b) business c) value journey_start_time=9:40 am from=washington [context] [user] can you get me two fully refundable tickets on a train from sfo? [system] sure, where are you going and when are you leaving? [user] i'm going to sd on the 11th of this month.
State: [state] to=sd date_of_journey=11th of this month number_of_adults=c trip_protection=none class=a journey_start_time=none from=sfo

[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 journey_start_time=9:40 am class=a of possible values a) flexible b) value c) business date_of_journey=march 6th to=chicago trip_protection=b of possible values a) false b) true number_of_adults=a of possible values a) 1 b) 3 c) 5 d) 2 e) 4 [context] [user] can you get me two fully refundable tickets on a train from sfo? [system] sure, where are you going and when are you leaving? [user] i'm going to sd on the 11th of this month. [system] there's one leaving at 6 am that costs $232. [user] what stations does it leave from and arrive to?
State: [state] from=sfo journey_start_time=none class=a date_of_journey=11th of this month to=sd 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] number_of_adults=e of possible values a) 5 b) 3 c) 2 d) 4 e) 1 to=chicago journey_start_time=9:40 am from=washington date_of_journey=march 6th trip_protection=b of possible values a) false b) true class=c of possible values a) business b) value c) flexible [context] [user] can you get me two fully refundable tickets on a train from sfo? [system] sure, where are you going and when are you leaving? [user] i'm going to sd on the 11th of this month. [system] there's one leaving at 6 am that costs $232. [user] what stations does it leave from and arrive to? [system] it leaves from salesforce transit center and arrive at santa fe depot. [user] great, that's it for now.
State: [state] number_of_adults=c to=sd journey_start_time=6 am from=sfo date_of_journey=11th of this month trip_protection=none class=c