BLEEP BLOOP: I just saw an aircraft with callsign #UAL710 (ICAO code #AAF9EA) flying at 313 kt at altitude 7125 feet MSL at coordinates 34.2284,-118.4258.

They must have had a 50 knots tail wind.

https://globe.adsbexchange.com/?icao=aaf9ea
https://www.openstreetmap.org/?mlat=34.2284&mlon=-118.4258#map=15/34.2284/-118.4258

BLEEP BLOOP: I just saw an aircraft with callsign #UAL246 (ICAO code #AAF9EA) flying at 299 kt at altitude 8375 feet MSL at coordinates 34.1438,-118.5188.

Their dispatcher must be jazzed.

https://globe.adsbexchange.com/?icao=aaf9ea
https://www.openstreetmap.org/?mlat=34.1438&mlon=-118.5188#map=15/34.1438/-118.5188