Goal: Task 07515: You want to find a cheap restaurant and it should serve australasian food. If there is no such venue how about portuguese type of food. You want to know the address.

user: I want to find a cheap restaurant and serves australasian food.

system: There are no restaurants serving Australasian food. Would you like something else? 

user: portuguese food

system: There are two restaurants available, nandos and nandos city centre. One is in the south and one is in the centre.

user: I don't care

system: How about nandos? It is a cheap restraunt on Cambridge Leisure Park Clifton Way

user: Sounds great, what is their address?

system: The address is Cambridge Leisure Park Clifton Way, C.B 1, 7 D.Y.

user: Thank you and goodbye!

system: Goodbye.