dialogue: #Person1#: Good afternoon. Is there a vacant room here?
  #Person2#: What do you want, a single or a double one?
  #Person1#: A single, preferably with a bath.
  #Person2#: How long do you intend to stay?
  #Person1#: For four days or so.
  #Person2#: We have one single room on the fifth floor.
  #Person1#: I hope it's quiet. I hate noise.
  #Person2#: It's very quiet, sir.
  #Person1#: How much does it cost per day?
  #Person2#: It's 150 yuan per day including a 10 % service charge.
  #Person1#: All right. I'll take the room.
  #Person2#: Would you please fill in the registration form?
  #Person1#: OK.
  #Person2#: As a hotel policy, we require one day's room charge as a deposit for guests without reservation.
  #Person1#: No problem. Here you are.
  #Person2#: Your room number is 505. This is your key. The bellboy will help you with the baggage.
summary: #Person2# helps #Person1# get a quiet single room without reservation and pay the deposit.
topic: book a room