Goal: Task 11559: You want to find an expensive restaurant and it should serve catalan food. If there is no such venue how about italian type of food. You want to know the address, phone number, and area.

user: an expensive restaurant please

system: Do you have an area of town or type of cuisine in mind?

user: I was thinking catalan food

system: There are no expensive catalan restaurants. Can I help you find something else?

user: Are there any mid-range Catalan restaurants?

system: Yes. what type of food do you want ?

user: How about Italian?

system: Prezzo is an Italian restaurant in the moderate price range.

user: Great, what is thier address, phone number and area?

system: Prezzo is located at 21-24 northampton road. Its phone number is 01799521260 and it is in the west. Is there anything else can I help you with? 

user: Thank you goodbye. 

system: Thank you for calling, enjoy your meal! Goodbye.