Borderlands 2, Help me Power level to 50!

Hi friends! ~ Looking for someone to power level my 34 assassin to 50 so I can get my last trophy and platinum borderlands 2. I ported a save of my 72 siren. ):
Help me, and I’m willing to help you power level one of your characters too!!

I can help with that. I’m on now PSN thatguysh4rk