Pricing

Went in to buy clothes because I saw they were on Sale, I took few items and upon paying, the teller told me that the t-shirt I took it's not on sale, but it was hanged were sale items were hanged and it was clearly marked with markdown label. I asked the teller what must I do cause I took the item seeing it was on sale. He said he doesn't know and the manager is not available,

They took other item same size same design and it was less. So I asked again what is the difference. He said he doesn't know, raising voice at me and other employees could not even help him until the other one came to check and he said the writing makes the difference. But if it a writing why same barcode?? Truly if I see something on sale and take it to pay, I don't expect or to be different pricing. And your employees should learn communication skills and adequate. Question is if this kind o