WN 2175 then DL 381 at San Francisco
Dallas → San Francisco → Austin
Timetable, San Francisco time
10:05WN 2175 from Dallas at the gate
10:04DL 381 to Austin leaves the gate
23 h 59 apart on the timetable, overnight
DL 381 leaves 23 h 59 after WN 2175 arrives on the timetable: more than half a day, so not a connection we count.