inform((_:search,departure,'cambridge');(_:search,destination,'london kings cross');(_:search,type,'Train'))
user
I need to take a train from Cambridge to London Kings Cross , it would need to be after 10 .
request((_:search,day,?);(_:search,type,'Train'))
system
Okay . What day will you be traveling ?
inform((_:search,day,'friday');(_:search,type,'Train'))
user
On Friday after 10 .
inform((_:result,day,'friday');(_:result,id,'TR1502');(_:result,leave_at,'11:00');(_:result,type,'Train'))
system
The TR1502 leaves friday at 11:00 .
request((_:result,ticket,?);(_:result,type,'Train'))
user
Yes , that will be great . How much does a ticket cost ?
inform((_:result,ticket,'23.60 pounds');(_:result,type,'Train'))
system
A ticket is 23.60 pounds .
request((_:result,duration,?);(_:result,type,'Train'))
user
Can you also give me the travel time ?
inform((_:result,duration,'is 51 minutes');(_:result,type,'Train'))
system
The travel time is 51 minutes .
inform((_:search,area,'north');(_:search,category,'guesthouses');(_:search,pricerange,'expensive');(_:search,stars,'4-star');(_:search,type,'Hotel'))
user
Thanks ! Can you also see if there are any expensive , 4-star guesthouses in the north area of town ?
request((_:search,area,?);(_:search,type,'Hotel')) canthelp((_:search,type,'Hotel'))
system
What you are looking for can not be found . Is there any other area you would mind searching in ?
inform((_:search,type,'Hotel'))
user
No I want to stay in that area .   What other hotel accomadations are in the area ?
inform((_:result,area,'north');(_:result,category,'guesthouse');(_:result,has_internet,'none');(_:result,name,'Avalon');(_:result,pricerange,'moderate priced');(_:result,stars,'4');(_:result,type,'Hotel')) offer((_:booking,type,'Booking')) reqmore()
system
Avalon is a moderate priced 4 star guesthouse in the north part of town . It has free internent . Would you like more information or can I book it for you ?
inform((_:search,day,'monday');(_:search,people,'4');(_:search,stay,'4');(_:search,type,'Hotel'))
user
Can you book it for 4 people and 4 nights starting from Monday ?
inform((_:booking,ref,'1VF2W9YC');(_:booking,type,'Booking'))
system
Booking was successful . Reference number is : 1VF2W9YC .
thank()
user
Thank you ! That is all .
system
You 're welcome . Call back if you need further bookings or assistance .
_:search departure cambridge
_:search destination london kings cross
_:search type Train
_:search departure cambridge
_:search destination london kings cross
_:search day friday
_:search type Train
_:search departure cambridge
_:search destination london kings cross
_:search day friday
_:search type Train
_:result day friday
_:result id TR1502
_:result leave_at 11:00
_:result type Train
_:result ticket ?
_:search departure cambridge
_:search destination london kings cross
_:search day friday
_:search type Train
_:result day friday
_:result id TR1502
_:result leave_at 11:00
_:result ticket 23.60 pounds
_:result type Train
_:result duration ?
_:search departure cambridge
_:search destination london kings cross
_:search day friday
_:result day friday
_:result id TR1502
_:result leave_at 11:00
_:result ticket 23.60 pounds
_:result duration is 51 minutes
_:result type Train
_:search area north
_:search category guesthouses
_:search pricerange expensive
_:search stars 4-star
_:search type Hotel
_:search departure cambridge
_:search destination london kings cross
_:search day friday
_:result day friday
_:result id TR1502
_:result leave_at 11:00
_:result ticket 23.60 pounds
_:result duration is 51 minutes
_:result type Train
_:search category guesthouses
_:search pricerange expensive
_:search stars 4-star
_:search area ?
_:system canthelp _:search/6b1818d8
_:search/6b1818d8 type Hotel
_:search type Hotel
_:search departure cambridge
_:search destination london kings cross
_:result day friday
_:result id TR1502
_:result leave_at 11:00
_:result ticket 23.60 pounds
_:result duration is 51 minutes
_:search category guesthouses
_:search pricerange expensive
_:search stars 4-star
_:search area ?
_:system canthelp _:search/6b1818d8
_:search/6b1818d8 type Hotel
_:result area north
_:result category guesthouse
_:result has_internet none
_:result name Avalon
_:result pricerange moderate priced
_:result stars 4
_:result type Hotel
_:system offered _:booking
_:booking type Booking
_:system inquired _:user
_:search day monday
_:search people 4
_:search stay 4
_:search type Hotel
_:search departure cambridge
_:search destination london kings cross
_:result day friday
_:result id TR1502
_:result leave_at 11:00
_:result ticket 23.60 pounds
_:result duration is 51 minutes
_:search category guesthouses
_:search pricerange expensive
_:search stars 4-star
_:search area ?
_:system canthelp _:search/6b1818d8
_:search/6b1818d8 type Hotel
_:result area north
_:result category guesthouse
_:result has_internet none
_:result name Avalon
_:result pricerange moderate priced
_:result stars 4
_:result type Hotel
_:system offered _:booking
_:system inquired _:user
_:search day monday
_:search people 4
_:search stay 4
_:search type Hotel
_:booking ref 1VF2W9YC
_:booking type Booking