He found his way to the menswear department where a young lady offered to help him.
"Quiero calcetines," said the man.
"I don't speak Spanish, but we have some very nice suits over here," said the salesgirl.
"No, no quiero trajes. Quiero calcetines," said the man.
"Well, these shirts are on sale this week," said the salesgirl.
"No, no quiero camisas. Quiero calcetines," repeated the man.
"I still don't know what you're trying to say. Anyway, we have some fine pants on this rack," offered the salesgirl.
"No, no quiero pantalones. Quiero calcetines," insisted the man.
As the salesgirl got more frustrated, they passed a counter and the man spotted a display of socks and happily grabbed a pair. Holding them up he proclaimed "Eso sí que es!"
The salesgirl threw up her hands and said, "Well, if you knew how to spell socks, why didn't you just do that when you came in?"