generate response: I would like a table for 5 on Sunday at 19:30 at Darrys Cookhouse, please.. Intent: book_restaurant. Slots: restaurant-area=centre, restaurant-bookday=sunday, restaurant-bookpeople=5, restaurant-booktime=19:30, restaurant-food=modern european, restaurant-name=dontcare, restaurant-pricerange=expensive
Response: Sorry, a table isn't available at that time. Would you like to book another day or time?