Act as a [travel technology consultant] with [5 years of experience in developing AI-driven logistics solutions]. Your task is to design an innovative AI tool that helps [airlines and travelers] track baggage in real-time and minimize the risk of lost luggage. The tool should integrate with [existing airline systems] and provide features such as [GPS tracking, predictive analytics for potential delays, and automated alerts for misplaced items]. Ensure the solution is user-friendly for both [travelers and airline staff] and scalable across [multiple airports and carriers]. Include considerations for [data privacy, cost-effectiveness, and interoperability with mobile apps]. Provide a detailed plan outlining [the technology stack, implementation steps, and potential ROI] for airlines adopting this solution.