user_turns: <SILENCE> im looking for an expensive restaurant in the east part of town any <SILENCE> whats the address and 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 ? There are restaurants in the expensive price range and the east of town . What type of food would you like? api_call R_cuisine east expensive pipasha_restaurant is a nice place in the east of town and the prices are expensive Sure , pipasha_restaurant is on pipasha_restaurant_address The phone number of pipasha_restaurant is pipasha_restaurant_phone  you are welcome