over billed

good Day<br> <br> kindly advise how long it will take to sort this out and refund<br> <br> <br> I am not pleased with response on below kindly assist and provide me with contact details of a person that will assist me in sorting this out.<br> <br> I have received another bill and if not sorted and refunded kindly escalate this matter urgently<br> <br> Good Day<br> <br> Now is convenient to call me.<br> <br> My spent limit is zero so kindly advise how it was possible to use above the R350.<br> <br> I requested this as my child uses this and emfisezed I will not be responsible if any charges will be created and was assured that would not happen.<br> <br> Thus I am requesting a refund on those charges and kindly re make it zero and confirm no further charges will be created<br> <br> <br> Regards