Usually that happens because you abort a game too often.
If you are black and your opponent doesn't start within 20 seconds, the server will abort the game for you.
If you are white, you make your move and your opponent doesn't respond, the server will also abort the game.
Please read this article about the Chess.com Fair Play policy.
If you want somebody to look at it, you have to write directly to support.
This is the third time that my account is been restricted for no reason. My opponent didn't start the game and it's my account that got restricted. Could somebody look at it?