There is a slight error in the title of this question :)
Instead of ‘if my dad would let me’, it’s ‘had my dad let me (remember this useful phrase ending). This is because you can’t have a double ‘would’ in the same phrase.
hello welcome to brain.ly, where you can get help from thousands of different people, my name is Jacob if you have any questions feel free to ask,and i will try to help.