A very upset customer

I bought a phone on Monday,I asked can I bring it back if am not satisfied I was told yes I just bring it in original packaging and receipt so I did take it back and the same cashier I bought from told me they do not return phones these are the things I was supposed to be told before but what I was told today and told on Monday don't match am ****ed 😡😡 as hell, it's hillbrow branch the cashier name is Ncamisile Ngwabe