inform((_:search,department,'cardiology');(_:search,type,'Hospital'))
user
Is there a local hospital that has a cardiology department ?
inform((_:result,address,'Hills Rd , Cambridge');(_:result,department,'cardiology');(_:result,type,'Hospital'))
system
Addenbrookes Hospital located at Hills Rd , Cambridge has cardiology .   Do you need their phone number ?
request((_:result,address,?);(_:result,postcode,?);(_:result,type,'Hospital'))
user
I just need their address and postcode please
inform((_:result,address,'Hills Rd , Cambridge');(_:result,postcode,'CB20QQ');(_:result,type,'Hospital'))
system
Their address is Hills Rd , Cambridge , postcode 	 CB20QQ
thank()
user
Thank you and goodbye .
system
You 're welcome . I am glad I could assist you at TownInfo centre . Goodbye .
_:search department cardiology
_:search type Hospital
_:search department cardiology
_:search type Hospital
_:result address Hills Rd , Cambridge
_:result department cardiology
_:result type Hospital
_:result address ?
_:result postcode ?
_:search department cardiology
_:search type Hospital
_:result department cardiology
_:result address Hills Rd , Cambridge
_:result postcode CB20QQ
_:result type Hospital