upset with sms and calls pertaining to someone I d

I am tired of receiving sms and phone calls from African bank pertaining to Ms Paulino Olivier with regards to her account being in arrears...I don't have a loan with African bank and have no idea who Paulino Olivier is....when answering the call from African Bank I explained this is not her number and please delete my number off the system....on 18 july 2015 10.48am received three phone calls from African Bank...each time telling the consultant to delete my number and don't phone me again but they don't seem to understand...the sms are below<br> <br> <br> Ms Paulina P Ol your African Bank acc has been handed over to VVM Debt Collectors with a balance of R 2589.84 due to non payment. Contact us urgently to make a payment arrangement. Tel:***.***<br> <br> I even contacted Vodacom to find out if they will be able assist..Unfortunately nothing can be done by my cellular network . Please help me <br>