Goal: Task 12633: You want to find and it should serve scottish food. You don't care about the price range. If there is no such venue how about vietnamese type of food. You want to know the address.

user: I am looking for a restaurant serving scottish food. 

system: no restaurants serving Scottish food

user: ok, how about Vietnamese food?

system: Thanh Binh is a Vietnamese restaurant, it is in the cheap price range, and it is on the west side of town. Would you like the address and phone number?

user: Can I have the address please? 

system: The address is 17 Magdalene Street City Centre.

user: Thank You!

system: Thank you and good bye.