M:Good morning ,I am Peter Smith from Greece.
W:Yes,Sir.Your room number is 909.That's on the ninth floor.Are you in Hongkong on holiday?
M:No, I'm here for the computer exhibition.Where is it ,Please?
W:It's in the exhibition Center,on the third floor.
M:Thank you very much
....
M:Excuse me ,madam.What I want is a single room. I don't like sharing a room with someone else.What's more,my room is rather small and dark.Could you possibly find me a larger and brighter single room?
W:I'm sorry ,sir,but this is the high season.We don't have any spare rooms at the moment.
M:But the conpany booked me the room ages ago!
W:I'm terribly sorry ,sir.