user_turns: <SILENCE> im looking for an expensive restaurant in the south part of town <SILENCE> is there is there any other restaurant <SILENCE> can i have the address <SILENCE> can i get the address and phone number what type of food do they serve 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 part of town do you have in mind? You are looking for a restaurant is that right? The price range at the good luck chinese food takeaway is expensive . api_call R_cuisine R_location expensive The price range at curry_garden is expensive . The phone number of curry_garden is curry_garden_phone The price range at curry_garden is expensive . The phone number of curry_garden is curry_garden_phone curry_garden serves indian food  you are welcome