Complain

I saw shoes at rage store wonderpark marked as R129.00 on the window they had same design shoes but different colors so when I went to pay at the tills the shoes was R155.00 and when I told them that the pricing is not correct they started to give me attitude the store manager left me hanging there she didn't care she just gave me an excuse that it's customers who does such things and left me at the tills and because I'm working at wonderpark mall they then came to my store wanted to report me to my manager how possible is that