Working with a book cover designer to create a custom design for your book is a collaborative process that requires clear communication and a shared vision. To get started, you should research and find a book cover designer who specializes in creative book cover designs and whose style aligns with your vision.
Once you've found a designer, you'll need to provide them with information about your book, including the genre, target audience, and any specific design elements you would like to incorporate. The designer will then present you with several design concepts for your consideration. You should provide feedback on each concept, and work together to refine the design until you're happy with the final product.