求解:法铁官网购买图尔-里昂车票,出现警示信息买图尔到里昂的票,60岁以上老年人,选择价格后上方显示红色警示: !On some trains, the place you requested isn't available for the fare you chose. We have reserved you a place with different criteria instead. Attention, some of your requests for seats cannot be sati...