Good afternoon . Is there a vacant room here ?   What do you want , a single or a double one ?   A single , preferably with a bath .   How long do you intend to stay ?   For four days or so .   We have one single room on the fifth floor .   I hope it's quiet . I hate noise .   It's very quiet , sir .   How much does it cost per day ?   It's 150 yuan per day including a 10 % service charge .   All right . I'll take the room .   Would you please fill in the registration form ?   OK .   As a hotel policy , we require one day's room charge as a deposit for guests without reservation . 