kamron t. taylor was recently convicted of murder .
he stole officers keys and uniform being fleeing the jail in officers vehicle .
taylor was awaiting sentencing when he escaped .
the 23-year-old fugitive is wanted for aggravated battery to a correctional officer as well as escape .
a $ 1,000 cash reward is being offered for any information .
authorities say they have found a 15-year-old girl who they had thought to be in the company of the murderer .