user_turns: <SILENCE> barbecue european any any <SILENCE> phone number 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 ? I am sorry but there is no barbeque restaurant that matches your request What part of town do you have in mind? Would you like something in the cheap , moderate , or expensive price range? api_call european R_location R_price eraina serves european food . The phone number of eraina is eraina_phone  you are welcome