user_turns: <SILENCE> id like to find a restaurant that serves portuguese food yes i dont care about the price range dont care <SILENCE> id like the address and area and 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 ? You are looking for a portuguese restaurant right? There are restaurants serving portuguese in any price range . What area would you like? api_call portuguese R_location R_price nandos serves portuguese food Sure , nandos is on nandos_address nandos is a nice place in the south of town  you are welcome