user_turns: <SILENCE> north dont care european <SILENCE> phone number phone number post code 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 ? Would you like something in the cheap , moderate , or expensive price range? What kind of food would you like? api_call european R_location R_price Sorry there is no european restaurant in the north of town eraina is a nice restaurant in the centre of town serving european food The phone number of eraina is eraina_phone The post code of eraina is eraina_post_code  you are welcome