UNHAPPY CUSTOMER!!!!

i use mtn prepaid in February i had an incident where money was withdrawn from my account the bank told me to get a print out of my calls for that day so they can do their investigation of the time i called and the time the money was withdrawn i contacted MTN and i was told to fill in the Paia form along with an affidavit from the police. i first emailed then was told to fax to this number ***] ever since then i have been calling the call center and never got assisted. Now its been months the bank has not refunded my money they are still waiting for my call log for the day