Refund

I have made some deposit incorrectly to someon who has an account with Absa vehicle finance. I must make it clear that I don’t have an account with ABSa finance. However ABSa now is telling me that my account is in errears and these amount has been allocated to my account. Therefor they won’t be able to refund me my three amount I have been depositing to this account of which I don’t even know the owner of it. I need assistance in return my money to my account of which I have provided to them. I have been sending numerous email with no response. I have I have received one correspondence from them. I have responded advising them that I don’t have an account with their asset department and I never had it before. I’m not sure where did the get information about the account I don’t have with them. Yes I made an error of depositing to incorrect account. I need my money back. In total it’s R26500.. Please assist