AA 9403 then WN 4357 at San Francisco
San Diego → San Francisco → Austin
Timetable, San Francisco time
08:52AA 9403 from San Diego at the gate
08:05WN 4357 to Austin leaves the gate
23 h 13 apart on the timetable, overnight
WN 4357 leaves 23 h 13 after AA 9403 arrives on the timetable: more than half a day, so not a connection we count.