求意铁订票高手解答

在意铁上订佛罗伦赛到巴黎的夜车，显示出一等是72，二等是52，但进入选择2个成人，select fare中选择smart price已经提示没有了，转而输入FLEX，虽然还是显示两个人104欧，但是到最后确认前出来的详单中却变成了如下的298欧，这差的也太远了，到底哪出了问题，请问有高手能帮助解答一下吗？？另外，我试了下第二程米兰到巴黎那段选择4人包厢也指比298欧多10欧

“JOURNEY SUMMARY

Train: ES Italia AV 9538 date 31/12/2010 from Firenze S. M. Novella 21 to Milano Centrale 22

Class: 2ª | Passenger/s: 2 | Mandatory reservation - Coach: 7 Seat: 53 , 58

Train: Euronight 220 date 31/12/2010 from Milano Centrale 23 to Paris Bercy 09

Class: 2ª | Passenger/s: 2 | C6 Couchettes (Mixed) - Coach: 85 Seat: 65 , 66


Fare selected: International fare applied: National fare applied: FLEXI FLEXI -

Price (outward): 298,00

TOTAL IN EURO: 298,00”