THAIREGIONAL停飞的问题。

我定了THAIREGIONAL1.27号曼谷飞清迈。2.4号普吉飞曼谷的一共四张票。今天收到这个邮件。本人英语较差。看不太懂，他的意思是3月31号前的都取消了吗？？请大家帮帮忙啊！Dear Customer First of all, on behalf of Thai Regional Airlines, we would like to thank you for choosing us for your journey. Unfortunately, we apologize to inform that the flight between December 25, 2555 - March 31, 2556 is cancelled due to unexpected situation. For our apology and gratefulness for choosing us. The staff of our company will contact you by the phone. To confirm that customer for refund or free ticket for one seat, ticket valid for one year We are looking forward to flying with you for the next flights.