https://www.transfermarkt.com/-frontier-airline-trade-1-866-738-0738-can-i-get-a-refund-for-a-cancelled-flight-on-frontier-/thread/forum/608/thread_id/8590/page/1#anchor_9157
https://community.lumivero.com/s/question/0D5Jw00000dXaizKAC/refundcancellation-what-is-the-cancellation-policy-british-airways-our-customer-commitment?language=en_UShttps://community.lumivero.com/s/question/0D5Jw00000dXaizKAC/refundcancellation-what-is-the-cancellation-policy-british-airways-our-customer-commitment?language=en_US