user_turns: <SILENCE> id like a restaurant in the east part of town any price range <SILENCE> <SILENCE> what kind of food does it serve how about cantonese food <SILENCE> how about cantonates food how about cantonese food how about chinese food what is the address and post code what is the phone number 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 ? Would you like something in the cheap , moderate , or expensive price range? What kind of food would you like? api_call R_cuisine east R_price sitar_tandoori is a nice restaurant in the east of town in the expensive price range sitar_tandoori serves indian food api_call R_cuisine east R_price Sorry there is no cantonese restaurant in the east of town grafton_hotel_restaurant is a nice restaurant in the east of town serving british food rajmahal is a nice restaurant in the east of town serving indian food yu_garden is a nice restaurant in the east of town serving chinese food yu_garden is on yu_garden_address The phone number of yu_garden is yu_garden_phone  you are welcome