https://www.transfermarkt.com/-faq-quot-s-service-how-much-does-justfly-charge-for-cancellation-1-800-475-9578/thread/forum/696/thread_id/31339/page/1#anchor_31816
https://www.transfermarkt.com/-faq-quot-s-service-how-much-does-justfly-charge-for-cancellation-1-800-475-9578/thread/forum/696/thread_id/31339/page/1#anchor_31816