意铁购票 悲剧选成了 稍后付款 怎么付啊

意铁网站购票！没有到支付页面，直接发一封预定成功邮件Journey summary ，可能点成了稍后付款 我该怎么付款？？！！！
我是打算paypal付款的，但是直接就发一封说我预定成功 必须要在2天内完成购买。。。进了我的意铁账户travels和 historic Operation里却没有发现此次预定！该怎么办？邮件只给了我PNR和master code
We confirm that you have successfully made your reservation.Please remember that you must complete your purchase by 11:23 of 26/10/2012 with the formalities listed below.
Reservation Confirm Using your PRN you can complete the purchase: - beside the Lottomatica Services network's tobacconists *- in cash at SISAL offices*- at a Bancomat ATM of the Unicredit network* (this method can be used by customers who have a bancomat card issued by any bank)- at the 3400 affiliated* Travel Agencies- in cash or with a bancomat card at the Self Service machines (directly in the Ticket Office only if there are no Self Service machines)- through the Customer Area at Trenitalia.com also with POSTEMOBILE- by POSTEMOBILE on the page dedicated to the service, on Trenitalia.com
BS意铁！！