The President was 'assisted' with his speech. = The President was 'assisted' in writing his speech.
a doctor who has been involved in several 'assisted suicides'
Another doctor 'assisted' him with the operation.
(..) at this photo, please? My police chief, Capitaine Fache, had hoped... ...considering your expertise and the markings on the body... ...you might assist us. Will you excuse me a moment? I was supposed to have drinks with him. Yes, we know. We found your name (..)2006 The Da Vinci Code