inform((_:search,area,'centre');(_:search,category,'hotel');(_:search,pricerange,'cheap');(_:search,type,'Hotel'))
user
I am looking for a place to stay . The hotel should be in the centre and should be in the cheap price range
request((_:search,area,?);(_:search,type,'Hotel')) canthelp((_:search,area,'centre');(_:search,category,'hotel');(_:search,pricerange,'cheap');(_:search,type,'Hotel'))
system
There is not a cheap hotel in the centre area . Is there another area I can look for you ?
inform((_:search,stars,'4');(_:search,type,'Hotel'))
user
The hotel should be in the type of hotel and should have a star of 4 ,
offer((_:booking,type,'Booking')) inform((_:result,area,'west');(_:result,pricerange,'cheap');(_:result,stars,'4');(_:result,type,'Hotel'))
system
The cambridge belfry is 4 star hotel in the cheap price range in the west part of town . Do you want me to book this hotel ?
inform((_:search,area,'centre');(_:search,category,'guesthouse');(_:search,type,'Hotel'))
user
I need to be in the centre . Is there a guesthouse available , if there are no hotels ?
inform((_:result,address,'56 saint barnabas road');(_:result,category,'guesthouse');(_:result,name,'The alexander bed and breakfast');(_:result,stars,'4');(_:result,type,'Hotel'))
system
The alexander bed and breakfast is a 4 star guesthouse , located at 56 saint barnabas road .
inform((_:search,day,'tuesday');(_:search,people,'5');(_:search,stay,'3');(_:search,type,'Hotel'))
user
Great ! I want to book it for 5 people and 3 nights starting from tuesday .
canthelp((_:booking,type,'Booking')) request((_:booking,day,?);(_:booking,type,'Booking'))
system
Booking was unsuccessful .   Do you want to try a different day ?
inform((_:search,day,'thursday');(_:search,type,'Hotel'))
user
how about thursday ?
inform((_:booking,ref,'TFAJJNJF');(_:booking,type,'Booking'))
system
Booking was successful . 
 Reference number is : TFAJJNJF
thank()
user
Thanks , that 's all I need . Goodbye .
system
You 're welcome ! Have a wonderful day . Bye now .
_:search area centre
_:search category hotel
_:search pricerange cheap
_:search type Hotel
_:search category hotel
_:search pricerange cheap
_:search area ?
_:system canthelp _:search/ef4e1b06
_:search/ef4e1b06 area centre
_:search/ef4e1b06 category hotel
_:search/ef4e1b06 pricerange cheap
_:search/ef4e1b06 type Hotel
_:search stars 4
_:search type Hotel
_:search pricerange cheap
_:system canthelp _:search/ef4e1b06
_:search/ef4e1b06 area centre
_:search/ef4e1b06 category hotel
_:search/ef4e1b06 pricerange cheap
_:search/ef4e1b06 type Hotel
_:search stars 4
_:system offered _:booking
_:booking type Booking
_:result area west
_:result pricerange cheap
_:result stars 4
_:result type Hotel
_:search area centre
_:search category guesthouse
_:search type Hotel
_:search pricerange cheap
_:system canthelp _:search/ef4e1b06
_:search/ef4e1b06 area centre
_:search/ef4e1b06 category hotel
_:search/ef4e1b06 pricerange cheap
_:search/ef4e1b06 type Hotel
_:search stars 4
_:system offered _:booking
_:booking type Booking
_:result area west
_:result pricerange cheap
_:search area centre
_:search category guesthouse
_:result address 56 saint barnabas road
_:result category guesthouse
_:result name The alexander bed and breakfast
_:result stars 4
_:result type Hotel
_:search day tuesday
_:search people 5
_:search stay 3
_:search type Hotel
_:search pricerange cheap
_:system canthelp _:search/ef4e1b06
_:search/ef4e1b06 area centre
_:search/ef4e1b06 category hotel
_:search/ef4e1b06 pricerange cheap
_:search/ef4e1b06 type Hotel
_:search stars 4
_:system offered _:booking
_:result area west
_:result pricerange cheap
_:search area centre
_:search category guesthouse
_:result address 56 saint barnabas road
_:result category guesthouse
_:result name The alexander bed and breakfast
_:result stars 4
_:result type Hotel
_:search people 5
_:search stay 3
_:system canthelp _:booking/60b259bd
_:booking/60b259bd type Booking
_:booking day ?
_:booking type Booking
_:search day thursday
_:search type Hotel
_:search pricerange cheap
_:system canthelp _:search/ef4e1b06
_:search/ef4e1b06 area centre
_:search/ef4e1b06 category hotel
_:search/ef4e1b06 pricerange cheap
_:search/ef4e1b06 type Hotel
_:search stars 4
_:system offered _:booking
_:result area west
_:result pricerange cheap
_:search area centre
_:search category guesthouse
_:result address 56 saint barnabas road
_:result category guesthouse
_:result name The alexander bed and breakfast
_:result stars 4
_:result type Hotel
_:search people 5
_:search stay 3
_:system canthelp _:booking/60b259bd
_:booking/60b259bd type Booking
_:booking day ?
_:search day thursday
_:search type Hotel
_:booking ref TFAJJNJF
_:booking type Booking