EXTREME BAD SERVICE

I AM STRUGLING FOR A FEW DAYS NOW TO GET HELP WITH MY OVERDRAFT AFTER IS WAS APPROVED AND I RECEIVED A LETTER TO SAY THAT IS APPROVED AND READY TO USE BUT STILL THE FUNDS IS NOT AVAILABLE I REQUESTED THE OVERDRAFT AS I AM IN A CRISIS AND NOBODY SEEMS TO CARE TO GIVE FEEDBACK I ASK FOR SUPERVISOR TO CALL ME BUT STILL NOTHING. THIS IS UNACEPTABLE I AM PAYING MY FEES BUT GET NO SERVICE I REALY DONT KNOW ANYMORE I AM DESPERATE FOR HELP