https://community.ring.com/conversations/welcome-to-the-ring-community/tips-tripswhat-is-the-day-to-book-on-british-airways/67e5949b34497d30c4edf4aa
https://community.ring.com/conversations/welcome-to-the-ring-community/tips-tripswhat-is-the-day-to-book-on-british-airways/67e5949b34497d30c4edf4aa