inform((_:search,category,'hotel');(_:search,pricerange,'cheap');(_:search,stars,'4');(_:search,type,'Hotel'))
user
I am looking for a place to stay in Cambridge . I prefer a cheap , 4 star hotel .
offer((_:booking,type,'Booking')) inform((_:result,area,'west');(_:result,name,'cambridge belfry');(_:result,pricerange,'cheap');(_:result,stars,'4');(_:result,type,'Hotel'))
system
I have he cambridge belfry in the west area . It is cheap and has 4 stars . Would you like me to book that for you ?
inform((_:search,has_internet,'yes');(_:search,type,'Hotel'))
user
Does this place have free wifi ?
offer((_:booking,type,'Booking')) inform((_:result,has_internet,'none');(_:result,name,'the cambridge belfry');(_:result,type,'Hotel'))
system
Yes , the cambridge belfry has internet .   Would you like me to book it for you ?
inform((_:search,day,'friday');(_:search,people,'5');(_:search,stay,'5');(_:search,type,'Hotel'))
user
Yes , I would like to book it for 5 people for 5 nights , beginning on Friday .
reqmore() inform((_:booking,ref,'CK82ZWXD');(_:booking,type,'Booking'))
system
You are booked and your reference number is CK82ZWXD . Can I help with anything else ?
inform((_:search,destination,'cambridge');(_:search,type,'Train'))
user
Yes , can you help me find a train into Cambridge ?
request((_:search,departure,?);(_:search,type,'Train'))
system
Where will you be departing from ?
inform((_:search,departure,'birmingham new street');(_:search,type,'Train'))
user
I am departing from Birmingham New Street
inform((_:result,amount,'several');(_:result,destination,'cambridge');(_:result,leave_at,'05:40');(_:result,leave_at,'23:40');(_:result,type,'Train')) request((_:search,leave_at,?);(_:search,type,'Train'))
system
We have several trains to cambridge the earliest leaves at 05:40 and the latest one leaves at 23:40 .   Do you have a specific time you would like to leave ?
inform((_:search,leave_at,'16:30');(_:search,type,'Train'))
user
If I could leave on the first one after 16:30 . that would be perfect .
request((_:search,day,?);(_:search,type,'Train'))
system
What day would you like to travel ?
inform((_:search,day,'friday');(_:search,type,'Train'))
user
On Friday , please .
inform((_:result,id,'TR6477');(_:result,leave_at,'16:40');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
The first one after 16:30 is the TR6477 , leaving at 16:40 . Would you like a ticket on this train ?
inform((_:search,people,'5');(_:search,type,'Train'))
user
Sure .   I would like 5 tickets , please .
reqmore() inform((_:booking,category,'Train');(_:booking,ref,'K5EOIMR6');(_:booking,ticket,'375.5 GBP');(_:booking,type,'Booking'))
system
Good news ! Booking was successful , the total fee is 375.5 GBP payable at the station . 
 Reference number is : K5EOIMR6 .   Is there anything else ?
thank()
user
That will be all . Thank you !
system
No problem , enjoy your stay in cambridge .
_:search category hotel
_:search pricerange cheap
_:search stars 4
_:search type Hotel
_:search category hotel
_:search pricerange cheap
_:search stars 4
_:system offered _:booking
_:booking type Booking
_:result area west
_:result name cambridge belfry
_:result pricerange cheap
_:result stars 4
_:result type Hotel
_:search has_internet yes
_:search type Hotel
_:search category hotel
_:search pricerange cheap
_:search stars 4
_:system offered _:booking
_:booking type Booking
_:result area west
_:result pricerange cheap
_:result stars 4
_:search has_internet yes
_:result has_internet none
_:result name the cambridge belfry
_:result type Hotel
_:search day friday
_:search people 5
_:search stay 5
_:search type Hotel
_:search category hotel
_:search pricerange cheap
_:search stars 4
_:system offered _:booking
_:result area west
_:result pricerange cheap
_:result stars 4
_:search has_internet yes
_:result has_internet none
_:result name the cambridge belfry
_:result type Hotel
_:search day friday
_:search people 5
_:search stay 5
_:system inquired _:user
_:booking ref CK82ZWXD
_:booking type Booking
_:search destination cambridge
_:search type Train
_:search category hotel
_:search pricerange cheap
_:search stars 4
_:system offered _:booking
_:result area west
_:result pricerange cheap
_:result stars 4
_:search has_internet yes
_:result has_internet none
_:result name the cambridge belfry
_:result type Hotel
_:search day friday
_:search people 5
_:search stay 5
_:system inquired _:user
_:booking ref CK82ZWXD
_:booking type Booking
_:search destination cambridge
_:search departure birmingham new street
_:search type Train
_:search category hotel
_:search pricerange cheap
_:search stars 4
_:system offered _:booking
_:result area west
_:result pricerange cheap
_:result stars 4
_:search has_internet yes
_:result has_internet none
_:result name the cambridge belfry
_:search day friday
_:search people 5
_:search stay 5
_:system inquired _:user
_:booking ref CK82ZWXD
_:booking type Booking
_:search destination cambridge
_:search departure birmingham new street
_:result amount several
_:result destination cambridge
_:result leave_at 05:40
_:result leave_at 23:40
_:result type Train
_:search leave_at 16:30
_:search type Train
_:search category hotel
_:search pricerange cheap
_:search stars 4
_:system offered _:booking
_:result area west
_:result pricerange cheap
_:result stars 4
_:search has_internet yes
_:result has_internet none
_:result name the cambridge belfry
_:search people 5
_:search stay 5
_:system inquired _:user
_:booking ref CK82ZWXD
_:booking type Booking
_:search destination cambridge
_:search departure birmingham new street
_:result amount several
_:result destination cambridge
_:result leave_at 05:40
_:result leave_at 23:40
_:result type Train
_:search leave_at 16:30
_:search day friday
_:search type Train
_:search category hotel
_:search pricerange cheap
_:search stars 4
_:system offered _:booking
_:result area west
_:result pricerange cheap
_:result stars 4
_:search has_internet yes
_:result has_internet none
_:result name the cambridge belfry
_:search stay 5
_:system inquired _:user
_:booking ref CK82ZWXD
_:booking type Booking
_:search destination cambridge
_:search departure birmingham new street
_:result amount several
_:result destination cambridge
_:search leave_at 16:30
_:search day friday
_:result id TR6477
_:result leave_at 16:40
_:result type Train
_:booking category Train
_:search people 5
_:search type Train
_:search category hotel
_:search pricerange cheap
_:search stars 4
_:system offered _:booking
_:result area west
_:result pricerange cheap
_:result stars 4
_:search has_internet yes
_:result has_internet none
_:result name the cambridge belfry
_:search stay 5
_:search destination cambridge
_:search departure birmingham new street
_:result amount several
_:result destination cambridge
_:search leave_at 16:30
_:search day friday
_:result id TR6477
_:result leave_at 16:40
_:result type Train
_:search people 5
_:search type Train
_:system inquired _:user
_:booking category Train
_:booking ref K5EOIMR6
_:booking ticket 375.5 GBP
_:booking type Booking