https://community.ring.com/conversations/welcome-to-the-ring-community/quickpolicy-what-is-the-cheapest-day-to-a-flight/67e6b35f3a8e146adedbde09
https://community.ring.com/conversations/welcome-to-the-ring-community/quickpolicy-what-is-the-cheapest-day-to-a-flight/67e6b35f3a8e146adedbde09