Translation of Gauner

Two weeks ago I met a girl from Indiana and she told me that she was really sorry but that she would have no knowledge about Europe, Africa or Asia and that it was only due to lack of information on TV.
The short story 'Hills like white elephants' is a short story about a relationship between a man and a young girl, based on having sexual encounters. The meaning of this story is not immediately recognizable.
I found a pair of Nike shoes for a bargain and I do not know until this day why those shoes were so cheap. I am sure that they are not fake, as they are great quality. My wife also bought a pair.