[example] [user] i would like book a cab ride to 659 merchant street. [system] is there a specific type of ride you would prefer? you can ride pool, luxury, or there are other options. [user] i would like to have a regular ride. [system] how many are in your group? [user] me and my wife, so two. [slots] destination=659 merchant street ride_type=c of possible values a) pool b) luxury c) regular number_of_seats=b of possible values a) 1 b) 2 c) 4 d) 3 [context] [user] i need a cab for 4 people to take us to astoria park.
State: [state] destination=astoria park ride_type=none number_of_seats=c

[example] [user] i would like book a cab ride to 659 merchant street. [system] is there a specific type of ride you would prefer? you can ride pool, luxury, or there are other options. [user] i would like to have a regular ride. [system] how many are in your group? [user] me and my wife, so two. [slots] ride_type=c of possible values a) luxury b) pool c) regular number_of_seats=d of possible values a) 3 b) 1 c) 4 d) 2 destination=659 merchant street [context] [user] i need a cab for 4 people to take us to astoria park. [system] would you prefer a luxury or pool ride? [user] we'll take the luxury ride.
State: [state] ride_type=a number_of_seats=c destination=astoria park

[example] [user] i would like book a cab ride to 659 merchant street. [system] is there a specific type of ride you would prefer? you can ride pool, luxury, or there are other options. [user] i would like to have a regular ride. [system] how many are in your group? [user] me and my wife, so two. [slots] ride_type=c of possible values a) luxury b) pool c) regular destination=659 merchant street number_of_seats=c of possible values a) 4 b) 3 c) 2 d) 1 [context] [user] i need a cab for 4 people to take us to astoria park. [system] would you prefer a luxury or pool ride? [user] we'll take the luxury ride. [system] please confirm the following details: you would like a luxury ride for 4 to astoria park. [user] yes, confirmed. how long will it be before the cab reaches us?
State: [state] ride_type=a destination=astoria park number_of_seats=a

[example] [user] i would like book a cab ride to 659 merchant street. [system] is there a specific type of ride you would prefer? you can ride pool, luxury, or there are other options. [user] i would like to have a regular ride. [system] how many are in your group? [user] me and my wife, so two. [slots] ride_type=b of possible values a) luxury b) regular c) pool number_of_seats=d of possible values a) 3 b) 1 c) 4 d) 2 destination=659 merchant street [context] [user] i need a cab for 4 people to take us to astoria park. [system] would you prefer a luxury or pool ride? [user] we'll take the luxury ride. [system] please confirm the following details: you would like a luxury ride for 4 to astoria park. [user] yes, confirmed. how long will it be before the cab reaches us? [system] i have booked your ride and the cab is on its way. it's reported as being 9 minutes away. [user] awesome, thank you for your help.
State: [state] ride_type=a number_of_seats=c destination=astoria park

[example] [user] i would like book a cab ride to 659 merchant street. [system] is there a specific type of ride you would prefer? you can ride pool, luxury, or there are other options. [user] i would like to have a regular ride. [system] how many are in your group? [user] me and my wife, so two. [slots] ride_type=b of possible values a) luxury b) regular c) pool number_of_seats=a of possible values a) 2 b) 3 c) 1 d) 4 destination=659 merchant street [context] [user] i need a cab for 4 people to take us to astoria park. [system] would you prefer a luxury or pool ride? [user] we'll take the luxury ride. [system] please confirm the following details: you would like a luxury ride for 4 to astoria park. [user] yes, confirmed. how long will it be before the cab reaches us? [system] i have booked your ride and the cab is on its way. it's reported as being 9 minutes away. [user] awesome, thank you for your help. [system] you're welcome. will that be all? [user] yes that will be all.
State: [state] ride_type=a number_of_seats=d destination=astoria park