Mechanic & Car Service Job - Lenasia South, GP, 1829

My car is a Ford Fiesta. Previously a guy did work on my gasket. Now friday i was driving to work. There was a hole in my water pipe .i only notice it when my car got stuck on the highway. When they checked they said there was a hole in my water pipe which they manage to fix. But when you start the car after putting water in the bottle it is pumping up then when you close the bottle it is like overheating. Now my car is standing here are lenmed Ahmed Kathrada Hospital where I am working. Cannot drive it they said the gasket blew. I am not sure. If you can give me quote what it will cost to fix my car 1998 model. Old hatchback model.