Goal: Task 07068: You are looking for a cheap restaurant and it should serve cuban food. If there is no such venue how about chinese type of food. Make sure you get the address and phone number.

user: I am looking for a cheap restaurant that serves Cuban food. 

system: I am sorry there are no Cuban restaurants in the cheap price range. Is there anywhere else you will like to search for?

user: Could you look for Chinese restaurants instead?

system: There are 3 in the centre and one in the south. Charlie Chan is one of the cheap Chinese restaurants in the centre.

user: Can I get the address and phone number of Charlie Chan, please?

system: Charlie Chan's phone number is 01223 361763 and the address is Regent Street City Centre. May I help you with anything else?

user: Thank you, that is all I need.  Goodbye!

system: Thank you, goodbye!