user_turns: <SILENCE> im looking for traditional food how about korean food korean food <SILENCE> okay whats the 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'm sorry but there is no restaurant serving traditional food Could you please repeat that? api_call korean R_location R_price little_seoul serves korean food The phone number of little_seoul is little_seoul_phone  you are welcome