user_turns: <SILENCE> im looking for a cheap restaurant south i dont care <SILENCE> is there anything else number 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 ? What part of town do you have in mind? What kind of food would you like? api_call R_cuisine south cheap the_lucky_star is a nice place in the south of town and the prices are cheap nandos is a nice place in the south of town and the prices are cheap Sorry but there is no other restaurant in the cheap price range and the south of town The phone number of nandos is nandos_phone  you are welcome