How do I get a refund from Expedia 24 hours?

https://community.cisco.com/t5/trend-insight/1-%F0%9D%9F%9655-526-0275-how-do-i-get-a-refund-from-%F0%9D%95%B0%F0%9D%96%9D-pedia/m-p/5148316#M14