BLEEP BLOOP: I just saw an aircraft with callsign #AAL2599 (ICAO code #ABF17F) flying at 317 kt at altitude 8000 feet MSL at coordinates 34.1586,-118.5231.

Another Top Gun burnout?

https://globe.adsbexchange.com/?icao=abf17f
https://www.openstreetmap.org/?mlat=34.1586&mlon=-118.5231#map=15/34.1586/-118.5231

BLEEP BLOOP: I just saw an aircraft with callsign #AAL2599 (ICAO code #ABF17F) flying at 278 kt at altitude 4950 feet MSL at coordinates 34.1955,-118.4626.

That plane was making good time.

https://globe.adsbexchange.com/?icao=abf17f
https://www.openstreetmap.org/?mlat=34.1955&mlon=-118.4626#map=15/34.1955/-118.4626