inform((_:search,category,'hotel');(_:search,stars,'0');(_:search,type,'Hotel'))
user
I need a place to stay in Cambridge . I 'm looking for a hotel with 0 stars .
request((_:search,area,?);(_:search,type,'Hotel'))
system
Is there a certain area you would like to be in ?
inform((_:search,category,'hotel');(_:search,has_internet,'yes');(_:search,type,'Hotel'))
user
I do n't really have an area in mind . I would just like for it to have free wifi and be a hotel instead of a guesthouse .
inform((_:result,area,'Centre');(_:result,category,'hotel');(_:result,has_internet,'none');(_:result,name,'Cityroomz');(_:result,pricerange,'moderately priced');(_:result,stars,'0');(_:result,type,'Hotel')) offer((_:booking,type,'Booking'))
system
Cityroomz over in Centre would work perfectly for you then !   They do have free wifi and are a moderately priced 0 star hotel .   Would you like a room ?
inform((_:search,day,'monday');(_:search,people,'two');(_:search,stay,'5');(_:search,type,'Hotel'))
user
Yes , I would like to book it for 5 nights for two people starting on Monday .
reqmore() inform((_:booking,day,'Monday');(_:booking,name,'cityroomz');(_:booking,ref,'MSZ63RPW');(_:booking,stay,'5');(_:booking,type,'Booking'))
system
I have booked the cityroomz for you for 5 nights starting on Monday .   The reference number is MSZ63RPW .   Is there anything else I can help you with today ?
inform((_:search,departure,'cambridge');(_:search,type,'Train'))
user
Yes , I would also like to find a train from Cambridge .
system
Okay where is the destination and what day would you like to travel ?
_:search category hotel
_:search stars 0
_:search type Hotel
_:search stars 0
_:search area ?
_:search category hotel
_:search has_internet yes
_:search type Hotel
_:search stars 0
_:search area ?
_:search category hotel
_:search has_internet yes
_:result area Centre
_:result category hotel
_:result has_internet none
_:result name Cityroomz
_:result pricerange moderately priced
_:result stars 0
_:result type Hotel
_:system offered _:booking
_:booking type Booking
_:search day monday
_:search people two
_:search stay 5
_:search type Hotel
_:search stars 0
_:search area ?
_:search category hotel
_:search has_internet yes
_:result area Centre
_:result category hotel
_:result has_internet none
_:result name Cityroomz
_:result pricerange moderately priced
_:result stars 0
_:result type Hotel
_:system offered _:booking
_:search day monday
_:search people two
_:search stay 5
_:system inquired _:user
_:booking day Monday
_:booking name cityroomz
_:booking ref MSZ63RPW
_:booking stay 5
_:booking type Booking
_:search departure cambridge
_:search type Train