Activity
- https://www.devex.com/people/fully-flexib-lity-what-is-the-cancellation-policy-on-united-2276693
- https://community.hologram.io/t/aq-s-efund-ast-what-is-the-cancelation-policy-for-united-airlines/26160
- https://community.hologram.io/t/ask-quickly-can-i-cancel-my-united-airlines-flight-without-penalty/26077