A very angry customer

Good day I have a problem today I went to pep cell at tembi mall to buy a new sim card so I can do sim swap I was told by crissy that pep sim card do not do sim swap I told her to sell me a vodacom sim card she refused and swear at me told her friends inside that I am crazy they must call security for me I told her I need to speak to the manager but I was not assisted the manager is cally store number is 4799 am a very angry customer because she made me a fool am so so angry can I get someone who can help me my number is *** we don't need such people in the shop am not happy with also the management