Bad service from tenacity Inc ackermans

I transfered 10000 by mistake to my ackermans account I was supposed to transfer 1000 I then called them on the following day to find out how to get my refund On the 6 of August 2021 I sent the required documents on the on the 10th of August for follow up I was told there's no documents I told the guy I spoke to that he must recheck I hold at about 20 minutes while I was holding he came back saying he will send to the relevant department I requested the relavent department email he gave me Missingpayments email which apparently was wrong email, I called again after 2 days to follow up I spoke to Jennifer who said there's no documentation again I told her that there's a guy I spoke to he sent my docs to relavent department, she insisted that there's no documents I then send again for the 3rd time to Confirm email, the following day when I called I was told that the team leader will call me she did call and request my ID copy I then sent she said she sent to the relavent department it was gonna take a week since last week I am waiting, the yestaday which is Tuesday the 17th of August I sent an email to her got automatic replay she's out of office we can email Shanice vergotine Which I did but she did not even bother to reply to my email or call me This query is from the 6th of August to the 19of August and no one wants to assist I'm sick and tired of this because I've alredy told u guys that it's a money for school fees for my son