I want to find a cheap restaurant in the south part of town. 
The Lucky Star is an inexpensive chinese restaurant in the south part of town.
Are there any other places?
Nandos is a cheap Portuguese restaurant in the south. Would you like their information? 
sorry what is the food type of that restaurant ?
They serve Portuguese food. 
what is the price range ?
They are in the cheap price range. 
That sounds yummy. What is their address and phone number? 
Nandos's address is Cambridge Leisure Park Clifton Way and the phone number is 01223 327908.  Is there anything else I can help you with?
No thank you.  Bye bye!
You're welcome. Goodbye.