Depending on your habilites and what are the buyin you will make this, but you need to take in mind all the situations that can make you earn more or less, each type of game will be your variation, you need to study hard and make a solid bankroll.
Try to start at the micro stakes and move up as you can reach the next bank roll necessary, and stay at the comfortable game that you still being profitable, some players make this amount in a single sessions, but they lost this same amount in another times, is this a part of the game, don't loose the focus, study more and more to smaller the variation.