Betrayed me

Feel betrayed by CellC been their client on both prepaid and contract. I spent about R1000.00 on airtime. Last year decided to recharge with at least R10 a day to accumulate their rewards of free sms, minutes and data to use on CellC to CellC. Well I kept on doing that and my rewards kept growing making it possible for me be in touch with family and friends. I had almost 4000mb of data and 3000 free minutes. Like I do on the daily basis recharging with R10, on Saturday knowing that my super charge will expire on Sunday decided to recharge with R10 using my bank service. The transaction went through and well took it that my window period had been expired. I was shocked in the morning when I check my balance only to find that my super charge bonuses are gone, it took me a year of being loyal to CellC to accumulate everything. I called CellC customer care to explain my story, they acknowledged that they had problem with banking thing of which they didn't bother to tell us as their clients. Should I have known that they were not going to give my airtime same time would have gone to buy it as a recharge voucher. Was denied to speak with someone superior by an ag