[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=b of possible values a) value b) flexible c) business journey_start_time=9:40 am trip_protection=b of possible values a) false b) true to=chicago date_of_journey=march 6th number_of_adults=a of possible values a) 1 b) 2 c) 3 d) 5 e) 4 from=washington [context] [user] i would like a train.
State: [state] class=none journey_start_time=none trip_protection=none to=none date_of_journey=none number_of_adults=none from=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 from=washington to=chicago number_of_adults=e of possible values a) 3 b) 2 c) 4 d) 5 e) 1 class=a of possible values a) flexible b) business c) value date_of_journey=march 6th [context] [user] i would like a train. [system] what date and departure city? [user] the 10th of march from sacramento, ca.
State: [state] journey_start_time=none trip_protection=none from=sacramento, ca to=none number_of_adults=none class=none date_of_journey=10th of march

[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=a of possible values a) flexible b) business c) value number_of_adults=c of possible values a) 3 b) 4 c) 1 d) 2 e) 5 date_of_journey=march 6th trip_protection=b of possible values a) false b) true to=chicago journey_start_time=9:40 am from=washington [context] [user] i would like a train. [system] what date and departure city? [user] the 10th of march from sacramento, ca. [system] what city is arrival? [user] it is fresno.
State: [state] class=none number_of_adults=none date_of_journey=10th of march trip_protection=none to=fresno journey_start_time=none from=sacramento, ca

[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=e of possible values a) 4 b) 2 c) 5 d) 3 e) 1 from=washington class=a of possible values a) flexible b) business c) value journey_start_time=9:40 am trip_protection=b of possible values a) false b) true date_of_journey=march 6th [context] [user] i would like a train. [system] what date and departure city? [user] the 10th of march from sacramento, ca. [system] what city is arrival? [user] it is fresno. [system] i have 7, one departing at 8 am for $66. [user] i want to book it.
State: [state] to=fresno number_of_adults=none from=sacramento, ca class=none journey_start_time=8 am trip_protection=none date_of_journey=10th of march

[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=b of possible values a) 5 b) 1 c) 4 d) 2 e) 3 date_of_journey=march 6th trip_protection=a of possible values a) true b) false class=c of possible values a) business b) value c) flexible to=chicago journey_start_time=9:40 am [context] [user] i would like a train. [system] what date and departure city? [user] the 10th of march from sacramento, ca. [system] what city is arrival? [user] it is fresno. [system] i have 7, one departing at 8 am for $66. [user] i want to book it. [system] how many and do you want insurance? [user] one seat and yes for insurance.
State: [state] from=sacramento, ca number_of_adults=b date_of_journey=10th of march trip_protection=a class=none to=fresno journey_start_time=8 am

[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=b of possible values a) value b) flexible c) business date_of_journey=march 6th from=washington number_of_adults=c of possible values a) 2 b) 3 c) 1 d) 5 e) 4 to=chicago trip_protection=a of possible values a) true b) false journey_start_time=9:40 am [context] [user] i would like a train. [system] what date and departure city? [user] the 10th of march from sacramento, ca. [system] what city is arrival? [user] it is fresno. [system] i have 7, one departing at 8 am for $66. [user] i want to book it. [system] how many and do you want insurance? [user] one seat and yes for insurance. [system] confirm 1 value seat for march 10th at 8 am from sacramento to fresno. [user] what is arrival and departing stations?
State: [state] class=a date_of_journey=10th of march from=sacramento number_of_adults=c to=fresno trip_protection=a journey_start_time=8 am

[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 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 class=b of possible values a) business b) flexible c) value journey_start_time=9:40 am [context] [user] i would like a train. [system] what date and departure city? [user] the 10th of march from sacramento, ca. [system] what city is arrival? [user] it is fresno. [system] i have 7, one departing at 8 am for $66. [user] i want to book it. [system] how many and do you want insurance? [user] one seat and yes for insurance. [system] confirm 1 value seat for march 10th at 8 am from sacramento to fresno. [user] what is arrival and departing stations? [system] departure is sacramento valley station and arrival is fresno station. [user] thanks, that is all.
State: [state] date_of_journey=10th of march from=sacramento to=fresno number_of_adults=b trip_protection=b class=c journey_start_time=8 am