Both facets of fiction depict an ultra-realistic or deeply unrealistic setting, albeit display factual elements and messages for which one living in the "real world" can relate to (author's note). Both take place in a world that could resemble the world we live in, but in an unrealistic manner. Dystopian fiction generally focuses on the location as it's science fiction-esque essence, but science fiction is more of a broader term.
EDIT: Both are used to describe a genre of fiction.
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Well, i guess he would be considered a good person. He was just trying to be nice about not letting the girl go up in the plane. But when she still does it, he doesn't flip right away and still calm