WN 544 then DL 381 at San Francisco
Burbank → San Francisco → Austin
Timetable, San Francisco time
10:30WN 544 from Burbank at the gate
10:04DL 381 to Austin leaves the gate
23 h 34 apart on the timetable, overnight
DL 381 leaves 23 h 34 after WN 544 arrives on the timetable: more than half a day, so not a connection we count.