user_turns: <SILENCE> im looking for an expensive restaurant that serves portuguese food <SILENCE> what about italian food <SILENCE> what is the address what is the phone number what is the area thank you good bye
system_turns: Hello , welcome to the Cambridge restaurant system . You can ask for restaurants by area , price range or food type . How may I help you ? api_call portuguese R_location expensive Sorry there is no portuguese restaurant in the expensive price range api_call italian R_location expensive stazione_restaurant_and_coffee_bar is a great restaurant serving italian food and it is in the expensive price range Sure , stazione_restaurant_and_coffee_bar is on stazione_restaurant_and_coffee_bar_address The phone number of stazione_restaurant_and_coffee_bar is stazione_restaurant_and_coffee_bar_phone stazione_restaurant_and_coffee_bar is a nice place in the centre of town  you are welcome