user_turns: <SILENCE> <SILENCE> east yes yes no no what about chinese food chinese food yes <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 ? What part of town do you have in mind? Did you say you are looking for a restaurant in the east of town? Would you like something in the cheap , moderate , or expensive price range? Did you say you are looking for a restaurant in the east of town? You are looking for a vietnamese restaurant right? I'm sorry but there is no vietnamese restaurant in the east of town I'm sorry but there is no restaurant serving eritrean food Did you say you are looking for a restaurant in the east of town? api_call chinese east R_price yu_garden is a nice place in the east of town serving tasty 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