Corporation Bank — neglecting behavior of bank employee credit 5500 loss in my account

Address:

Jodhpur, Rajasthan, 0291

My account in corporation bank jodhpur chopasni road branch. My fd is maturing on 18 september 2018 and i submitted the fd on 17th september at 3:30 p. M. And instructed them to credit amount in my account on 18th but bank employee credited mature my fd same day and deducted around 5500 rs from my principal amount as premature charges, & now refusing to revert it back, please do the needfull