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.
(..) The thing is, Christian, I was just- Look, you want this thing, you better hurry. I'll meet you at the St. Regis. Excuse me. - Welcome to the St. Regis. May I assist you with anything? - Oh. Yes. - Uh, I'm meeting someone at the King Cole Bar. - Right this way. Hi. - You have one hour. (..)2006 The Devil Wears Prada