STEP title Names/Nombres tells me that the story will be about american culture and their pronunciation versus, the hispanic way of speaking. This relates to the story because the narrator's Spanish name can never be properly pronounced by the americans.
150 Strikingly Beautiful Caribbean Baby Names For Boys And Girls
The Latin meaning is "like a bird." It could also be taken as a blending of Via and Ann or Anna, which would mean "way of grace." I have heard it means "living in grace" or "delicate and birdlike". Famous real-life people named Aviana:
Tips to Translate Names of Animals from English to Spanish