Goal: Task 10659: You are looking for a restaurant in the north part of town and it should serve persian food. If there is no such venue how about chinese type of food. Make sure you get the phone number of the venue.

user: I want a restaurant in the north part of town and serves chinese food. What is the phone number?

system: there are three chinese restaurants. Would you like the phone number for all three?

user: What is the phone number?

system: golden wok is 01223350688, hakka is 01223568988 and the hotpot is 01223366552. Is there anything else I can help you with? 

user: what is the food type of that restaurant ?

system: They serve chinese food. 

user: no, that's all I need. thank you and goodbye 

system: Have a nice day!