people who cannot do their trained job should be f

On the 9th sept i purchased data via *111# first transaction got an error on the transaction i then try again and it was successful upon checking checking my balance i realised that all the transactions were successful.i called in and ask for the 1st one to be reversed i was told it will b done in 24hrs to this day im still wasiting been calling and those useless call centre agent like the Nosipho do not have a clue of what they doing.can i get a competent worker to resolve my query as it has been closed now and i have no feedback and its almost a week now