Poor service and incorrect billing

I have received 3 different dates about the data bundles that I'm supposedly loaded and queried. (Please note that my query was logged on the 8 May)<br> <br> Miriam Nkosi - <br> 27 April one once off 250 mb data <br> 26 April three once off 250 mb data <br> 22 April Three once off 500 mb data <br> 19 April one once off 250 mb data <br> <br> Zukiswa Ethel Sikolakhe<br> 100 Meg once off 15/05/2015<br> 250 Meg once off 11/05/2015<br> 250 Meg once off for 7 days 22/05/2015<br> 500 Meg once off for 7 days 25/05/2015<br> And a different dates from a Consultant I spoke to.<br> <br> The below is the CORRECT data that I uploaded. I have sms to prove<br> 28 April -once off 250mb over 7 days<br> 27 April once off 250 mb <br> 2h April 250 mb over 7 days<br> 26 April - 500 mb over 7 days<br> 19 April once off 250 mb data<br> 19 April -- once off 100mb over 7 days<br> <br> Please note that I have checked my previous statements when I upgraded and they don't have double billing of the handset. Please state why this has never happened before when I upgraded early.<br> also explain the charge of R88.84 data usage. Zukiswa called me 6 times and when I answered the phone I could her talking in a vernacular language with another lady laughing , it was only on 7 call