"Selfless" Techno-Thriller Romance Book Cover

I would like a cover design for my book titled “Selfless”. I require a finished book cover (front, back, and spine) that Amazon can use for publishing. The finished winning delivery should be a PDF file... (Budget: $250 - $750 USD, Jobs: Adobe InDesign, Adobe Photoshop, Book Cover Design, Digital Art, Graphic Design, Illustration, Illustrator, Photoshop)