[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) 4 b) 2 c) 3 d) 1 e) 5 trip_protection=b of possible values a) false b) true journey_start_time=9:40 am [context] [user] could you help me find a train?
State: [state] to=none class=none from=none date_of_journey=none number_of_adults=none trip_protection=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] from=washington journey_start_time=9:40 am class=a of possible values a) flexible b) business c) value number_of_adults=b of possible values a) 3 b) 1 c) 5 d) 2 e) 4 trip_protection=a of possible values a) true b) false to=chicago date_of_journey=march 6th [context] [user] could you help me find a train? [system] what date do you wish to travel and which city are you departing from? [user] i'm looking for tickets from vancouver on march 2nd.
State: [state] from=vancouver journey_start_time=none class=none number_of_adults=none trip_protection=none to=none date_of_journey=march 2nd

[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 to=chicago class=c of possible values a) business b) value c) flexible number_of_adults=e of possible values a) 3 b) 4 c) 5 d) 2 e) 1 from=washington date_of_journey=march 6th trip_protection=b of possible values a) false b) true [context] [user] could you help me find a train? [system] what date do you wish to travel and which city are you departing from? [user] i'm looking for tickets from vancouver on march 2nd. [system] what city are you going to? [user] i'm headed to seattle.
State: [state] journey_start_time=none to=seattle class=none number_of_adults=none from=vancouver date_of_journey=march 2nd 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] from=washington to=chicago date_of_journey=march 6th trip_protection=a of possible values a) true b) false journey_start_time=9:40 am class=c of possible values a) business b) value c) flexible number_of_adults=e of possible values a) 3 b) 5 c) 2 d) 4 e) 1 [context] [user] could you help me find a train? [system] what date do you wish to travel and which city are you departing from? [user] i'm looking for tickets from vancouver on march 2nd. [system] what city are you going to? [user] i'm headed to seattle. [system] it's leaving at 6:20 am costing $55 total. [user] that is great and all i need.
State: [state] from=vancouver to=seattle date_of_journey=march 2nd trip_protection=none journey_start_time=6:20 am class=none number_of_adults=none