Careless and unprofessional vodacom

Vodacom doesn't want to take responsibility of their carelessness. Spoke to the vodacom representative about my unresolved issue. They don't want to be accountable for their carelessness. They closed case after I wrote a hello Peter still running away from their responsibility. Vodacom **** to me telling me they were upgrading me from home internet to fibre now billed for both services without my knowledge.They want me to pay for both. I refuse to do that. They