Hooks are often caused by trying to stay behind the ball, which makes you flip your wrists at impact
See the differences between the one plane and two plane swing. If you are comfortable swinging around your body like a baseball or hockey swing then the one plane swing is right for you.
Play the ball off your front heel, open the clubface to one o'clock, balance slightly on your front leg and make sure you swing down and through to the left. The key is making a non violent full swing, splashing the ball with an oval area of sand out of t