[example] [user] i need help finding a bus to lax. [system] where would you be departing from? [user] i will be leaving from vegas. [system] what day do you plan on leaving? [user] my departure date is the 3rd of this month. i need 3 tickets and prefer economy tickets. [system] i have a bus that leaves at 11:50 am that has economy tickets for $33 each. [user] that one sounds perfect. [slots] origin=vegas group_size=a of possible values a) 3 b) 4 c) 1 d) 2 e) 5 fare_type=c of possible values a) economy extra b) flexible c) economy departure_time=11:50 am departure_date=3rd of this month destination=lax [context] [user] can you find a bus?
State: [state] origin=none group_size=none fare_type=none departure_time=none departure_date=none destination=none

[example] [user] i need help finding a bus to lax. [system] where would you be departing from? [user] i will be leaving from vegas. [system] what day do you plan on leaving? [user] my departure date is the 3rd of this month. i need 3 tickets and prefer economy tickets. [system] i have a bus that leaves at 11:50 am that has economy tickets for $33 each. [user] that one sounds perfect. [slots] origin=vegas departure_time=11:50 am group_size=d of possible values a) 5 b) 4 c) 2 d) 3 e) 1 departure_date=3rd of this month fare_type=a of possible values a) economy b) flexible c) economy extra destination=lax [context] [user] can you find a bus? [system] at what time are you leaving? [user] i'm planning to go to sacramento on the 11th of march.
State: [state] origin=none departure_time=none group_size=none departure_date=11th of march fare_type=none destination=sacramento

[example] [user] i need help finding a bus to lax. [system] where would you be departing from? [user] i will be leaving from vegas. [system] what day do you plan on leaving? [user] my departure date is the 3rd of this month. i need 3 tickets and prefer economy tickets. [system] i have a bus that leaves at 11:50 am that has economy tickets for $33 each. [user] that one sounds perfect. [slots] origin=vegas group_size=d of possible values a) 1 b) 2 c) 4 d) 3 e) 5 destination=lax fare_type=b of possible values a) flexible b) economy c) economy extra departure_time=11:50 am departure_date=3rd of this month [context] [user] can you find a bus? [system] at what time are you leaving? [user] i'm planning to go to sacramento on the 11th of march. [system] where will you be leaving from? [user] i'm departing from anaheim.
State: [state] origin=anaheim group_size=none destination=sacramento fare_type=none departure_time=none departure_date=11th of march

[example] [user] i need help finding a bus to lax. [system] where would you be departing from? [user] i will be leaving from vegas. [system] what day do you plan on leaving? [user] my departure date is the 3rd of this month. i need 3 tickets and prefer economy tickets. [system] i have a bus that leaves at 11:50 am that has economy tickets for $33 each. [user] that one sounds perfect. [slots] group_size=e of possible values a) 4 b) 5 c) 1 d) 2 e) 3 fare_type=c of possible values a) economy extra b) flexible c) economy departure_time=11:50 am origin=vegas departure_date=3rd of this month destination=lax [context] [user] can you find a bus? [system] at what time are you leaving? [user] i'm planning to go to sacramento on the 11th of march. [system] where will you be leaving from? [user] i'm departing from anaheim. [system] there are 10 buses that leave at 6:40 am and the price is $68 for an economy ticket. [user] that's perfect. that's all.
State: [state] group_size=none fare_type=c departure_time=6:40 am origin=anaheim departure_date=11th of march destination=sacramento