Prefix 0425 514

Caller Type: Unknown

I was today in Sushine hospital to visit my friend from 2pm. to 3.45pm. On my way out from Hospital did found writinig note from someone. "Sorry I bumep into your car and mob. number 0425514168.When I call it was answering mashine left my name and number but on one returne call.What I can do next to know how to fix my car.