inform((_:search,destination,'cambridge museum of technology');(_:search,leave_at,'3:45');(_:search,type,'Taxi'))
user
I need a taxi to come to cambridge museum of technology by 3:45 .
request((_:search,destination,?);(_:search,type,'Taxi'))
system
Of course , I just need to know your destination so I can book that for you .
user
I 'm going to cambridge museum of tehcnology
request((_:search,departure,?);(_:search,type,'Taxi'))
system
What is the departure site ?
inform((_:search,departure,'don pasquale pizzeria');(_:search,type,'Taxi')) request((_:result,car,?);(_:result,type,'Taxi'))
user
I need to be picked up from don pasquale pizzeria . Please give me a contact number and vehicle type to expect as well .
inform((_:result,car,'red audi');(_:result,phone,'07411902572');(_:result,type,'Taxi')) reqmore()
system
Booking completed ! Is there anything else I can do for you ? 
 Booked car type 	 : 	 red audi 
 Contact number 	 : 	 07411902572
thank()
user
thanks that 's all for today .
system
I need a taxi to take me from Don Pasquale pizzeria to Cambridge   museum of technology at 03:45 .
inform((_:search,type,'Taxi'))
user
I 'm sorry my taxi has already been booked .   Thank you for your help .
system
There will be a red audi at don pasquale pizzera to take you to the cambridge museum at 03:45 . Contact number : 07411902572
_:search destination cambridge museum of technology
_:search leave_at 3:45
_:search type Taxi
_:search leave_at 3:45
_:search destination ?
_:search type Taxi
_:search leave_at 3:45
_:search destination ?
_:search departure don pasquale pizzeria
_:search type Taxi
_:result car ?
_:result type Taxi
_:search leave_at 3:45
_:search destination ?
_:search departure don pasquale pizzeria
_:search type Taxi
_:result car red audi
_:result phone 07411902572
_:result type Taxi
_:system inquired _:user
_:search leave_at 3:45
_:search destination ?
_:search departure don pasquale pizzeria
_:result car red audi
_:result phone 07411902572
_:result type Taxi
_:system inquired _:user
_:search type Taxi