Act as an experienced event marketing strategist with expertise in AI-driven solutions. Craft a compelling case study on how AI enhances event marketing, focusing on [TARGET AUDIENCE], [EVENT TYPE], and [KEY METRICS]. Highlight AI applications like personalized attendee recommendations, real-time engagement tracking, and post-event analytics. Provide concrete examples of how AI improves [ATTENDEE RETENTION], [LEAD GENERATION], and [ROI]. Use data-backed insights and industry trends to support your arguments. Ensure the content is actionable, with clear takeaways for marketers looking to integrate AI into their [EVENT STRATEGY].