user_turns: <SILENCE> korean food i dont care korean <SILENCE> address phone number thank you goodbye
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 korean R_location R_price little_seoul serves korean food Sure , little_seoul is on little_seoul_address The phone number of little_seoul is little_seoul_phone  you are welcome