user_turns: <SILENCE> expensive restaurant right east part of town its expensive <SILENCE> 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 ? There are restaurants in the expensive price range . What type of food do you want? You are looking for a restaurant serving any kind of food right? api_call R_cuisine east expensive sitar_tandoori is a nice place in the east of town and the prices are expensive Sure , sitar_tandoori is on sitar_tandoori_address  you are welcome