inform((_:search,area,'centre');(_:search,pricerange,'expensive');(_:search,type,'Hotel'))
user
i need a place to stay in the centre of cambridge that s very expensive
inform((_:result,area,'centre');(_:result,name,'university arms hotel');(_:result,pricerange,'expensive');(_:result,stars,'4');(_:result,type,'Hotel'))
system
university arms hotel is located in the centre , is expensive and has 4 stars .
inform((_:search,category,'hotel');(_:search,stars,'3');(_:search,type,'Hotel'))
user
i need a 3 star hotel
inform((_:result,name,'gonville hotel');(_:result,type,'Hotel'))
system
what about gonville hotel ? it 's lovely
inform((_:search,day,'friday');(_:search,people,'3');(_:search,stay,'2');(_:search,type,'Hotel'))
user
i want to book it for 3 people and 2 nights starting from friday .
inform((_:booking,ref,'CB34K46T');(_:booking,type,'Booking'))
system
Booking was successful . 
 Reference number is : CB34K46T
thank()
user
Thank you so much !
reqmore()
system
Glad I was able to help . Is there anything else I could help you with today ?
inform((_:search,name,'jesus green outdoor pool');(_:search,type,'Attraction'))
user
Yes I am looking for a particular attraction called Jesus Green Outdoor Pool .
inform((_:result,address,'between victoria road and the river');(_:result,area,'north');(_:result,phone,'01223302579');(_:result,postcode,'cb43px');(_:result,type,'Attraction'))
system
It is in the north area address between victoria road and the river , postcode cb43px and phone 01223302579 .   Despite the name the water is clear blue .
user
You so much . I think I have everything I need .
system
Great , have a lovely day !
_:search area centre
_:search pricerange expensive
_:search type Hotel
_:search area centre
_:search pricerange expensive
_:result area centre
_:result name university arms hotel
_:result pricerange expensive
_:result stars 4
_:result type Hotel
_:search category hotel
_:search stars 3
_:search type Hotel
_:search area centre
_:search pricerange expensive
_:result area centre
_:result pricerange expensive
_:result stars 4
_:search category hotel
_:search stars 3
_:result name gonville hotel
_:result type Hotel
_:search day friday
_:search people 3
_:search stay 2
_:search type Hotel
_:search area centre
_:search pricerange expensive
_:result area centre
_:result pricerange expensive
_:result stars 4
_:search category hotel
_:search stars 3
_:result name gonville hotel
_:result type Hotel
_:search day friday
_:search people 3
_:search stay 2
_:search type Hotel
_:booking ref CB34K46T
_:booking type Booking
_:search area centre
_:search pricerange expensive
_:result area centre
_:result pricerange expensive
_:result stars 4
_:search category hotel
_:search stars 3
_:result name gonville hotel
_:result type Hotel
_:search day friday
_:search people 3
_:search stay 2
_:booking ref CB34K46T
_:booking type Booking
_:system inquired _:user
_:search name jesus green outdoor pool
_:search type Attraction
_:search area centre
_:search pricerange expensive
_:result pricerange expensive
_:result stars 4
_:search category hotel
_:search stars 3
_:result name gonville hotel
_:search day friday
_:search people 3
_:search stay 2
_:booking ref CB34K46T
_:booking type Booking
_:system inquired _:user
_:search name jesus green outdoor pool
_:search type Attraction
_:result address between victoria road and the river
_:result area north
_:result phone 01223302579
_:result postcode cb43px
_:result type Attraction