If you are moving into a dribble (rather than a shot or pass) the ball has to be out of your hand before you lift your pivot or else it is a travel (e.g. if you jump to shoot then decide in the air that you want to dribble instead and begin to do so mid-air then you have traveled).
Read the rule here:
http://www.cougarboard.com/board/message.html?id=13794455