Act as a [customer service technology consultant] with [10+ years of experience in the airline industry]. Analyze and recommend the top [AI-powered tools] that can enhance customer service for airlines, focusing on [real-time chatbots, sentiment analysis, and automated ticket resolution]. Provide a detailed comparison of [3-5 leading tools], including their key features, integration capabilities with [existing airline CRM systems], and cost-effectiveness. Highlight case studies or success stories from [major airlines] that have implemented these tools to improve [response times, customer satisfaction, and operational efficiency]. Conclude with actionable insights on how [small, medium, and large airlines] can leverage these tools to address [common pain points like flight delays, baggage issues, and refund processing].