Sim not activated

I app**** for an contract online to which I was approved and recieved the phone on the 10/09/20 however a week later it was still not working called back on the 16/09/2020 after visiting the Cresta telkom store they provided me with contact number to call and cancel contract as this was not on ,I then called 10213 to which I consultant convinced me that the issue will be sorted the following ,the following day the sim was still not active I then called again on the 17/09/2020 to cancell lady said somebody will call me arrange cancellation recieved SMS that sim is faulty they will replace , today is the 22/09/2020 still no sim or call to arrange cancellation yet my account was deducted weeks before hand I pray nobody has to go through all my pain still stuck with a sim that does not work clifford ally