inform((_:search,departure,'london liverpool street');(_:search,destination,'club salsa');(_:search,type,'Taxi'))
user
Hi , I 'd like to book a taxi from London Liverpool Street to Club Salsa .
request((_:search,arrive_by,?);(_:search,leave_at,?);(_:search,type,'Taxi'))
system
Before I can complete your request please let me know a departure and or arrival time . Thank you .
inform((_:search,leave_at,'01:30');(_:search,type,'Taxi')) request((_:result,car,?);(_:result,type,'Taxi'))
user
I can leave any time after 01:30 . Can you send me the car type I can expect and the contact number ?
inform((_:result,car,'Blue Volvo');(_:result,leave_at,'1:45');(_:result,phone,'07144891471');(_:result,type,'Taxi')) reqmore()
system
You are all set .   You will be picked up in a Blue Volvo at 1:45 .   The contact number is 07144891471 .   Do you need help with anything else ?
thank()
user
That will be all for now .   Thank you for your time !
system
You 're quite welcome . Goodbye !
_:search departure london liverpool street
_:search destination club salsa
_:search type Taxi
_:search departure london liverpool street
_:search destination club salsa
_:search arrive_by ?
_:search leave_at 01:30
_:search type Taxi
_:result car ?
_:result type Taxi
_:search departure london liverpool street
_:search destination club salsa
_:search arrive_by ?
_:search leave_at 01:30
_:search type Taxi
_:result car Blue Volvo
_:result leave_at 1:45
_:result phone 07144891471
_:result type Taxi
_:system inquired _:user