Woman calls my a WHITE BOER

Good Afternoon My name is Juan Ferreira my Edgars account was handed over I did make arrgement with the Norman Attorneys to pay my account in Store on the 19th of every mouth of the amount of R50 but from the 5th the number ********** 054 keeps phoening me on my house line ********** 055 and demands payment when i told her that i will pay on the 19th of every mounth she then tells me i must make a payment not on the 19 but now when i ask her to confrim my details she told me she does not have to and i must confrim my details to her how do i know that she does work for the company my id number is ********** 015083 she told me I MUST NOT THINK BECUSE I AM WHITE I CAN DO WHAT I WANT I dont think that is nice now are u gonna do something about it or must I take u guys to court? every time when I wanna talknice with her she keeops throwing the phone down in my ear.