missing payment

I made a payment 1 Dec 15 valuing R4700 however, the payment had not been allocated on my acc. The payment was made directly at the woolwoths Adderley St branch however, 16 Dec I received my Statement advising my payment has not been received. I phoned the contact centre 4 times. They advised to send a copy of the slip which I did, I even went into the store and sent a copy of the electronic journal!!! I spoke with and agent who dropped the line in my face!!!! Then the Tl Megan, the nxt agent Cecil said he would immediately send another mail to the finance dept nd would email me wen the query had been resolved and yet nothing has been resolved!! I've emailed and phoned serval times!!!