A simple overflow box w/utube(s) some plumbing a tank, a pump some more plumbing and you will get what you are looking for.
That was pretty much the first line of my initial post on this thread
I am only saying they are not foolproof here for two reasons:
1) This is a DIY forum, not the equipment forum, so I am assuming this is going to be a DIY overflow and
2) The poster seems very unfamiliar with this setup, I was just informing him/her that it surely possible to have success, but to beware the pitfalls a DIY overflow system can have to a person who is not aware of the difference between a closed-loop, and an overflow/sump system.