generate response: There are no moderate 3 star hotels in the whole of London?. Intent: book_hotel. Slots: hotel-area=south, hotel-bookday=friday, hotel-bookpeople=3, hotel-bookstay=2, hotel-internet=yes, hotel-pricerange=moderate, hotel-stars=3, hotel-type=hotel
Response: There are several in Cambridge. What part of town would you like to stay in?