user_turns: <SILENCE> im looking for expensive welsh food yes korean food korean <SILENCE> what area of town the address 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 ? You are looking for a welsh restaurant right? I'm sorry but there is no restaurant serving welsh food Could you please repeat that? api_call korean R_location expensive little_seoul serves korean food in the expensive price range little_seoul is a nice place in the centre of town Sure , little_seoul is on little_seoul_address  you are welcome