Group 1 - The upcoming National Day and Mid-Autumn Festival holiday has led to a noticeable drop in airfares for certain routes, with some destinations offering "floor prices" for travelers [1] - For example, the direct flight from Changsha to Urumqi on September 29 has a minimum ticket price of 545 yuan, reflecting a 49% decrease over the past week and a reduction of 205 yuan compared to the same period last year [1] - Other popular departure cities such as Shanghai, Hangzhou, and Wuhan have also seen price reductions for flights to Urumqi, with Chengdu's direct flight dropping by 243 yuan to under 500 yuan [1] Group 2 - Meituan Travel has introduced an AI price comparison feature that provides users with price trend information, including comparisons with prices from the past week, historical prices, and high-speed rail prices for the same route [2] - Additionally, Meituan Travel has launched "full network price comparison" and "price drop compensation" rights to enhance consumer confidence and reduce concerns about overpaying for tickets [2]