The only thing that you can do is have a tech recut the fret slots a bit wider and reinstall the frets with epoxy. This will allow more fretboard compression under tension, and correct the overbow.
Breedlove Roots series and Pro series are right there pricewise and the quality is unbeatable. In that price range, there are TONS of great guitars from dozens of manufacturers, so you should have a plethora of choices.