user_turns: <SILENCE> an expensive restaurant in the east part of town expensive food <SILENCE> how about a different restaurant can i get their address what is their phone number okay 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 kind of food would you like? api_call R_cuisine east expensive sitar_tandoori is a nice place in the east of town and the prices are expensive yu_garden is a nice place in the east of town and the prices are expensive Sure , yu_garden is on yu_garden_address The phone number of yu_garden is yu_garden_phone  you are welcome