İş başa düştü yine Mail attım expedia'ya konu ile ilgili.. Net bir şekilde sorduğum soruya verilen cevap aşağıdaki gibidir..

Dear Expedia Customer,

Thank you for contacting us about your interest in booking a flight reservation.

We are unable to provide any flight rules and restrictions to unreserved or unsaved itineraries. You may however, check the rules of the airlines even before you purchase the flights. This information may be obtained once you have selected the flights that you want on Expedia.com website.

Please be advised that rates in Expedia.com works on a real-time basis. Therefore, to guarantee both rate and availability, please reserve as soon as possible.