Basic research of hotels will help you more for answering this question. Basic responsibilities of hotel you can mention in your answer are :

☛ Make guests feel welcome, manage room bookings (also known as reservations)

☛ Dealing with bookings by phone, e-mail, letter, fax or face-to-face

☛ Completing procedures when guests arrive and leave

☛ Dealing with special requests from guests (like booking theatre tickets or storing valuable items)

☛ Dealing with complaints or problems

☛ Choosing rooms and handing out keys

☛ Preparing bills and taking payments

☛ Answering questions about what the hotel offers and the surrounding area.

☛ Show your full knowledge in short that how much you aware about the working of hotel.