Front Desk , may I help you ?   Yes , I'd like to move to another room .   Is there anything uncomfortable in your room ?   Yes . The air-conditioner in this room doesn't work .   May I have your room number , sir ?   Wang Wei . Room 1212 .   OK . Mr . Wang , may I send a room attendant to check it for you first ?   All right .   ( 15 minutes later ) Mr . Wang , we are deeply sorry for the inconvenience . The maintenance might last for a long time , may I offer you another room ?   Yes . No problem . 