user_turns: <SILENCE> looking for a restaurant in the north part of town and it should serve korean food korean <SILENCE> can i have the address and the price range please yes please can i have the address and the price range of the restaurant please and what is the price range 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 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 Can I help you with anything else? Sure , little_seoul is on little_seoul_address little_seoul is in the expensive price range , and their post code is C.B 2, 1 D.P  you are welcome