user_turns: <SILENCE> restaurant in the north part of town serving catalan food indian food restaurant in north part of town <SILENCE> phone number price range thank you goodbye
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? I'm sorry but there is no restaurant serving catalan food Would you like something in the cheap , moderate , or expensive price range? api_call indian north R_price tandoori_palace is a nice place in the north of town serving tasty indian food The phone number of tandoori_palace is tandoori_palace_phone tandoori_palace is in the expensive price range  you are welcome