Act as a logistics optimization specialist with 10+ years of experience in eCommerce supply chains. Design a detailed AI-driven strategy to improve last-mile delivery efficiency for [BRAND NAME], focusing on reducing delivery times by [X]% and cutting operational costs by [Y]%. Incorporate real-time data analytics, dynamic routing algorithms, and predictive demand modeling tailored to [SPECIFIC REGION OR CITY]. Highlight how AI can address challenges like traffic congestion, failed deliveries, and customer preference tracking. Provide actionable steps, including integration with existing [WAREHOUSE MANAGEMENT SYSTEM] and collaboration with local delivery partners. Ensure the solution scales for peak seasons like [HOLIDAY OR SALES EVENT].