I need someone to help me

Hey guys i do not k ow what else to do i been trying tickets and looking for a number to call or anything to reach out for help i was streaming on obs studio like everyone does and i been playing the game for years and donated a bunch of money to this game, i never had an issue at all, nobody uses my account only i do and for some reason i try getting on today and it says i been perm ban for third party i need this fix i have not done nothing i invested way to much time to have all the skins i have all the champions and i play this game for hours daily please i need this to be fixed how can this happened?

I have wrote a ticket already i only received message from a bot . Guys i know people who cheat or what ever deserve to be ban but atleast check to see if is my ip oh if was me i main fizz that mainly all i play and i have a randon last match with riven wish i never play at all im a mid jungler with some adc i only play top darius or yorick sometimes teemo and that when i get auto filled.

I really need someone from riot team to look into this because their no way someone can know my password . They need to be a way people who try to log in to your account from a ip or different computer to go into a verification or something i been playing for years never had a problem until 2 days ago i started streaming?