generate response: Please book it for 5 people and 4 nights starting sunday.. Intent: book_hotel. Slots: hotel-area=centre, hotel-bookday=sunday, hotel-bookpeople=5, hotel-bookstay=4, hotel-name=university arms hotel, hotel-stars=4, hotel-type=hotel
Response: I'm so sorry, but there are no available rooms for that length of stay starting on Sunday. Would you like to book a different day or shorten your stay?