False positives are okay. Google gets scathing posts because they suck at customer service. Hire people to do customer service like everyone else does already!
How does customer service detect a false positive as such any more than a machine can, without 1) enabling social engineering 2) damaging the privacy of unrelated users by snooping in their account?
Customer service can offer a path of recourse for the false positive. If the AI understood how to deal with it it wouldn't have closed it and since nobody is there to explain the AI must have missed something you're just shit out of luck, birth certificate in hand your account was banned because you were underage.