3月17日上午11时。由银川前往上海的旅客已开始登机。这时一位40岁左右的男子急匆匆地走到值机柜台前,要求办理前往上海的登机手续。当值机员告诉他已经晚了,不能再办手续时,这位先生火冒三丈,大声嚷道:“飞机还没有起飞,为什么不给我换票?”当他听说已经客满,更为愤怒:“我先买的机票,为什 March 17 at 11 am Passengers from Yinchuan to Shanghai have already started boarding. At this moment, a man about 40 years old hurriedly went to the check-in counter and asked for the check-in to Shanghai. When the flight attendant told him that it was too late and could no longer be formalized, the man was furious and shouted: ”The plane has not taken off yet, why not give me a change of ticket?“ When he heard that he was full, To anger: ”I bought the ticket, why