American Airlines paid for 20 supersonic planes to zip travelers across the globe in half the time, they will be built in 2025, possibly to be in use by 2029

American has become the third major airline to announce a supersonic order from Boom Supersonic in Denver, following in the footsteps of Japan Airlines in 2017 and United Airlines in 2021.

https://www.nbcnews.com/business/travel/american-airlines-buys-20-supersonic-planes-zip-travelers-globe-half-t-rcna43305

Boom Supersonic's plans to build was news back in 2017 https://justacarguy.blogspot.com/2017/02/boom-supersonic-setting-out-to-build.html