generate response: Is it available on Saturday.. Intent: book_hotel. Slots: restaurant-area=centre, restaurant-bookday=saturday, restaurant-bookpeople=5, restaurant-booktime=16:30, restaurant-food=mediterranean, restaurant-name=shiraz, restaurant-pricerange=expensive, hotel-area=centre, hotel-bookday=saturday, hotel-bookpeople=4, hotel-bookstay=5, hotel-internet=yes, hotel-name=alexander bed and breakfast, hotel-parking=yes, hotel-stars=4, hotel-type=guesthouse
Response: Yes. Would you like me to book that for you?