[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 number_of_seats=a of possible values a) 2 b) 3 c) 1 d) 4 ride_type=b of possible values a) pool b) regular c) luxury [context] [user] i need a group of 1 cab ride to rooftop restaurant & bar.
State: [state] destination=rooftop restaurant & bar number_of_seats=c ride_type=none

[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] number_of_seats=a of possible values a) 2 b) 4 c) 1 d) 3 destination=659 merchant street ride_type=c of possible values a) luxury b) pool c) regular [context] [user] i need a group of 1 cab ride to rooftop restaurant & bar. [system] is there a ride type you have in mind? [user] i want a luxury ride.
State: [state] number_of_seats=c destination=rooftop restaurant & bar ride_type=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] destination=659 merchant street number_of_seats=b of possible values a) 4 b) 2 c) 1 d) 3 ride_type=c of possible values a) pool b) luxury c) regular [context] [user] i need a group of 1 cab ride to rooftop restaurant & bar. [system] is there a ride type you have in mind? [user] i want a luxury ride. [system] just to make sure, you want a 1 seat luxury ride to rooftop restaurant & bar. [user] i need a ride to 291 30th street for a group of 2.
State: [state] destination=291 30th street number_of_seats=b ride_type=b

[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) luxury b) pool c) regular number_of_seats=d of possible values a) 1 b) 4 c) 3 d) 2 [context] [user] i need a group of 1 cab ride to rooftop restaurant & bar. [system] is there a ride type you have in mind? [user] i want a luxury ride. [system] just to make sure, you want a 1 seat luxury ride to rooftop restaurant & bar. [user] i need a ride to 291 30th street for a group of 2. [system] just to make sure, you want a 2 seat ride to 291 30th street. [user] sounds good, thanks.
State: [state] destination=291 30th street ride_type=a number_of_seats=d

[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] number_of_seats=b of possible values a) 3 b) 2 c) 1 d) 4 ride_type=a of possible values a) regular b) pool c) luxury destination=659 merchant street [context] [user] i need a group of 1 cab ride to rooftop restaurant & bar. [system] is there a ride type you have in mind? [user] i want a luxury ride. [system] just to make sure, you want a 1 seat luxury ride to rooftop restaurant & bar. [user] i need a ride to 291 30th street for a group of 2. [system] just to make sure, you want a 2 seat ride to 291 30th street. [user] sounds good, thanks. [system] the cab's booked and on the way. [user] thanks for everything. that'll do it.
State: [state] number_of_seats=b ride_type=c destination=291 30th street