user_turns: <SILENCE> im looking for a world food restaurant in the east part of town <SILENCE> how about chinese food <SILENCE> whats the address whats the phone number whats the post code 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 ? api_call world east R_price Sorry there is no world restaurant in the east of town api_call chinese east R_price yu_garden is a nice restaurant in the east of town serving chinese food Sure , yu_garden is on yu_garden_address The phone number of yu_garden is yu_garden_phone The post code of yu_garden is yu_garden_post_code  you are welcome