https://support.google.com/assistant/thread/311158901?hl=en&sjid=1135864223476888517-NA

https://support.google.com/assistant/thread/311155634?hl=en&sjid=15457016567770621368-NA

https://www.devex.com/people/can-i-get-00-refund-on-flight-cancellation-2133485

https://www.devex.com/people/call-what-is-24-hour-cancellation-2133267

https://www.devex.com/people/is-the-cancellation-policy-with-airlines-2133248