inform((_:search,departure,'london kings cross');(_:search,leave_at,'16:45');(_:search,type,'Train'))
user
I 'm looking for a train leaving after 16:45 departing from london kings cross .
request((_:search,day,?);(_:search,type,'Train'))
system
Sure , what day are you traveling ?
inform((_:search,day,'saturday');(_:search,destination,'cambridge');(_:search,leave_at,'16:45');(_:search,type,'Train'))
user
I want to leave on Saturday after 16:45 and go to Cambridge .
inform((_:result,id,'TR7804');(_:result,leave_at,'17:17');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
TR7804 leaves at 17:17 . Want me to book it for you ?
request((_:result,arrive_by,?);(_:result,type,'Train'))
user
Yes and could you give me the arrival time as well ?
inform((_:result,arrive_by,'18:08');(_:result,type,'Train')) request((_:search,people,?);(_:search,type,'Train'))
system
It arrives at 18:08 and I will need to know number of people travelling .
inform((_:search,id,'TR7804');(_:search,name,'the cambridge belfry');(_:search,people,'1');(_:search,type,'Hotel');(_:search,type,'Train'))
user
TR7804 , thank you .   It 's just me traveling , but I 'm also looking to stay at the cambridge belfry . Where is that ?
inform((_:booking,category,'Train');(_:booking,ref,'6J8DVXF8');(_:booking,ticket,'18.88 GBP');(_:booking,type,'Booking');(_:result,area,'north');(_:result,name,'the cambridge belfry');(_:result,type,'Hotel'))
system
Booking was successful , the total fee is 18.88 GBP payable at the station . 
 Reference number is : 6J8DVXF8 . the cambridge belfry is located in the north .
request((_:result,category,?);(_:result,type,'Hotel'))
user
What type of accommodations are they
inform((_:result,category,'hotel');(_:result,type,'Hotel'))
system
it is a hotel .
thank()
user
Okay great . Thanks for all your help . That 's all I need .
reqmore()
system
Is there anything else I can do for you ?
thank()
user
no that will be all thank you for all of your help
system
Thank you for calling Cambridge TownInfo centre , it was a pleasure to assist you . Have a wonderful trip !
_:search departure london kings cross
_:search leave_at 16:45
_:search type Train
_:search departure london kings cross
_:search day saturday
_:search destination cambridge
_:search leave_at 16:45
_:search type Train
_:search departure london kings cross
_:search day saturday
_:search destination cambridge
_:search leave_at 16:45
_:search type Train
_:result id TR7804
_:result leave_at 17:17
_:result type Train
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:result arrive_by ?
_:search departure london kings cross
_:search day saturday
_:search destination cambridge
_:search leave_at 16:45
_:result id TR7804
_:result leave_at 17:17
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:result arrive_by 18:08
_:result type Train
_:search id TR7804
_:search name the cambridge belfry
_:search people 1
_:search type Hotel
_:search type Train
_:search departure london kings cross
_:search day saturday
_:search destination cambridge
_:search leave_at 16:45
_:result id TR7804
_:result leave_at 17:17
_:system offered _:booking
_:result arrive_by 18:08
_:search id TR7804
_:search name the cambridge belfry
_:search people 1
_:search type Hotel
_:search type Train
_:booking category Train
_:booking ref 6J8DVXF8
_:booking ticket 18.88 GBP
_:booking type Booking
_:result area north
_:result name the cambridge belfry
_:result type Hotel
_:result category ?
_:search departure london kings cross
_:search day saturday
_:search destination cambridge
_:search leave_at 16:45
_:result id TR7804
_:result leave_at 17:17
_:system offered _:booking
_:result arrive_by 18:08
_:search id TR7804
_:search name the cambridge belfry
_:search people 1
_:search type Hotel
_:search type Train
_:booking category Train
_:booking ref 6J8DVXF8
_:booking ticket 18.88 GBP
_:booking type Booking
_:result area north
_:result name the cambridge belfry
_:result category hotel
_:result type Hotel
_:search departure london kings cross
_:search day saturday
_:search destination cambridge
_:search leave_at 16:45
_:result id TR7804
_:result leave_at 17:17
_:system offered _:booking
_:result arrive_by 18:08
_:search id TR7804
_:search name the cambridge belfry
_:search people 1
_:search type Hotel
_:search type Train
_:booking category Train
_:booking ref 6J8DVXF8
_:booking ticket 18.88 GBP
_:booking type Booking
_:result area north
_:result name the cambridge belfry
_:result category hotel
_:result type Hotel
_:system inquired _:user