generate response: I'm sorry. The guesthouse would be my preference. It should be 4 star rated and in the town center. What's available that meets those specifications?. Intent: find_hotel. Slots: hotel-area=centre, hotel-pricerange=expensive, hotel-stars=4, hotel-type=guesthouse
Response: I'm sorry, there are not guesthouses that meet your criteria. There is 1 guesthouse that is 4 stars in the cheap price range in that area of town.