POOR PHONE ETIQUETTE

I contacted Vodacom customer service to follow up regarding my refund. I spoke to a rude agent by the name of Barren, I don't know if I typing the name incorrectly, he refused to give his surname when I asked him, his sounded like a coloured when he was speaking. If they say calles are recorded they need to go back to that call, I called around 11h15 today 21/04/2023, Barren need to go back to training real what a poor telephone etiquette