"Develop a comprehensive guide for intermediate users on designing and generating captivating marketing banners using DALL-E, focusing on creative ideas and visual storytelling. Outline a step-by-step workflow that incorporates a brand's unique style and messaging,** including:** ## 1. Defining the target audience and key messaging. ## 2. Brainstorming concepts and ideas that align with the brand's identity. ## 3. Utilizing DALL-E to generate banner designs that capture attention. ## 4. Refining designs based on feedback and brand guidelines. Provide engaging examples and dialogue to illustrate each step, ensuring the guide is informative and easy to follow."