user_turns: <SILENCE> moderate restaurant dont care austrian <SILENCE> a chinese <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 ? What part of town do you have in mind? What kind of food would you like? api_call austrian R_location moderate Sorry there is no austrian restaurant in the moderate price range api_call chinese R_location moderate golden_wok is a nice restaurant in the north of town serving chinese food The phone number of golden_wok is golden_wok_phone  you are welcome