generate response: I don't need a reservation. But can I get their postcode please?. Intent: find_hotel. Slots: restaurant-name=nandos city centre, hotel-area=south, hotel-internet=yes, hotel-name=rosas bed and breakfast, rosa's, hotel-pricerange=dontcare, hotel-type=guesthouse
Response: Absolutely. Their postcode is cb23ar. Is there anything else I can help with?