Core Insights - The article discusses the advancements in AI services by online travel agencies (OTAs) such as Ctrip, Qunar, and Fliggy, particularly in providing personalized travel itineraries for users during the National Day and Mid-Autumn Festival holiday [1][12]. Group 1: AI Travel Planning - Qunar's AI generated two detailed travel plans for a three-day trip to Chengdu, including transportation, accommodation, and sightseeing recommendations, all within a budget of 2000 yuan per person [2][8]. - Fliggy's AI service offered a more interactive experience, allowing users to choose from various roles like route planner and hotel advisor, and provided personalized suggestions based on user preferences and membership status [12][16]. Group 2: User Experience - The AI-generated travel plans were noted for their detail, covering aspects such as transportation distances, accommodation specifics, and even dining options, which contributed to a more human-like experience [14][16]. - The AI systems demonstrated adaptability by predicting potential congestion at tourist spots and offering alternative routes, showcasing the effectiveness of the upgraded algorithms used by these OTAs [16]. Group 3: Technological Advancements - Fliggy's technology team highlighted the shift from generic search systems to high-precision travel datasets, employing a multi-agent collaboration architecture to enhance the planning process [16]. - The article suggests that with ongoing advancements in AI technology, the quality of travel planning solutions is expected to improve further in the future [16].