Unhappy with Vodacom service

I would like to dispute the outstanding amount showing on account stated by Vodacom I***

As far as I’m aware the amount was fully and also advices the consultant to close off my account.

As a consumer I have a right to clean credit score and dispute if I’m not happy with the service provider.

Vodacom is ripping us off, this is not the first time they doing this. I want my name to be taken off from bad debt and my status to be updated.

My contact details are ***

I don’t have the last proof of payment however they it does reflect on their records.