[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 class=a of possible values a) flexible b) value c) business journey_start_time=9:40 am from=washington to=chicago date_of_journey=march 6th trip_protection=a of possible values a) true b) false [context] [user] i need to get a train.
State: [state] number_of_adults=none class=none journey_start_time=none from=none to=none date_of_journey=none 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 from=washington class=b of possible values a) value b) flexible c) business trip_protection=b of possible values a) false b) true number_of_adults=d of possible values a) 2 b) 5 c) 4 d) 1 e) 3 date_of_journey=march 6th journey_start_time=9:40 am [context] [user] i need to get a train. [system] where are you leaving and where are you goin? [user] i am going from los angeles thursday next week. i'm headed to sd.
State: [state] to=sd from=los angeles class=none trip_protection=none number_of_adults=none date_of_journey=thursday next week 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 class=b of possible values a) value b) flexible c) business from=washington trip_protection=a of possible values a) true b) false journey_start_time=9:40 am date_of_journey=march 6th number_of_adults=c of possible values a) 3 b) 2 c) 1 d) 4 e) 5 [context] [user] i need to get a train. [system] where are you leaving and where are you goin? [user] i am going from los angeles thursday next week. i'm headed to sd. [system] you can take the 6:50 am bus. it costs only $53. [user] excellent. thank you.
State: [state] to=sd class=none from=los angeles trip_protection=none journey_start_time=6:50 am date_of_journey=thursday next week number_of_adults=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] class=c of possible values a) business b) value c) flexible from=washington to=chicago journey_start_time=9:40 am date_of_journey=march 6th trip_protection=b of possible values a) false b) true number_of_adults=d of possible values a) 3 b) 2 c) 4 d) 1 e) 5 [context] [user] i need to get a train. [system] where are you leaving and where are you goin? [user] i am going from los angeles thursday next week. i'm headed to sd. [system] you can take the 6:50 am bus. it costs only $53. [user] excellent. thank you. [system] do you need me to get your tickets? [user] no, i don't want to do that quite yet.
State: [state] class=none from=los angeles to=sd journey_start_time=6:50 am date_of_journey=thursday next week trip_protection=none number_of_adults=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 from=washington to=chicago journey_start_time=9:40 am trip_protection=b of possible values a) false b) true number_of_adults=a of possible values a) 1 b) 5 c) 4 d) 2 e) 3 class=c of possible values a) business b) value c) flexible [context] [user] i need to get a train. [system] where are you leaving and where are you goin? [user] i am going from los angeles thursday next week. i'm headed to sd. [system] you can take the 6:50 am bus. it costs only $53. [user] excellent. thank you. [system] do you need me to get your tickets? [user] no, i don't want to do that quite yet. [system] what else can i get you today? [user] nothing, thanks. i appreciate you asking.
State: [state] date_of_journey=thursday next week from=los angeles to=sd journey_start_time=6:50 am trip_protection=none number_of_adults=none class=none