user_turns: <SILENCE> looking for a moderately priced restaurant in the east nothing east part of town yes <SILENCE> whats the 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 ? Sorry, I can't hear you What kind of food would you like? You are looking for a restaurant serving any kind of food right? api_call R_cuisine east moderate rajmahal is a nice place in the east of town and the prices are moderate The phone number of rajmahal is rajmahal_phone  you are welcome