user_turns: <SILENCE> <SILENCE> i want <SILENCE> does it serve christmas food <SILENCE> i want korean food <SILENCE> can i have the address whats the price range 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? api_call R_cuisine R_location R_price the_missing_sock is a great restaurant api_call christmas R_location R_price the_missing_sock serves international food api_call korean R_location R_price little_seoul serves korean food . Sure , little_seoul is on little_seoul_address little_seoul is in the expensive price range  you are welcome