generate response: Okay how about and expensive one instead?. Intent: find_hotel. Slots: hotel-area=centre, hotel-internet=dontcare, hotel-parking=dontcare, hotel-pricerange=expensive, hotel-stars=4, hotel-type=hotel
Response: I'm sorry, I don't see any 4- or 5-star hotels with availability in the centre. Would you like to look for a 3-star hotel, or another area?