inform((_:search,destination,'bishops stortford train station');(_:search,leave_at,'05:45');(_:search,type,'Taxi'))
user
I want to book a 05:45 taxi to come to Bishops Stortford Train Station .
request((_:search,departure,?);(_:search,type,'Taxi'))
system
Where will you be departing from ?
inform((_:search,departure,'bishops stortford station');(_:search,type,'Taxi'))
user
I will be departing from Bishops Stortford Station .
request((_:search,departure,?);(_:search,destination,?);(_:search,type,'Taxi'))
system
I 'm sorry for the confusion , please clarify if you are arriving or departing at bishops stortford train station .
inform((_:search,departure,'bishops stortford train station');(_:search,type,'Taxi'))
user
I 'm departing from bishops stortford train station .
request((_:search,destination,?);(_:search,type,'Taxi'))
system
Thank you . Where is your destination , please ?
inform((_:search,destination,'cambridge train station');(_:search,type,'Taxi')) request((_:result,car,?);(_:result,type,'Taxi'))
user
I would like to go to Cambridge train station will you send me the car type and contact number ?
inform((_:result,car,'blue lexus');(_:result,leave_at,'05:45');(_:result,phone,'07791528384');(_:result,type,'Taxi'))
system
I have booked a taxi for you at 05:45 . The car type is a blue lexus and the contact number is : 07791528384 
 .
thank()
user
Sounds good . Thanks , goodbye .
system
Can I help you with anything else ?
_:search destination bishops stortford train station
_:search leave_at 05:45
_:search type Taxi
_:search destination bishops stortford train station
_:search leave_at 05:45
_:search departure bishops stortford station
_:search type Taxi
_:search leave_at 05:45
_:search destination ?
_:search departure bishops stortford train station
_:search type Taxi
_:search leave_at 05:45
_:search departure bishops stortford train station
_:search destination cambridge train station
_:search type Taxi
_:result car ?
_:result type Taxi
_:search leave_at 05:45
_:search departure bishops stortford train station
_:search destination cambridge train station
_:search type Taxi
_:result car blue lexus
_:result leave_at 05:45
_:result phone 07791528384
_:result type Taxi