DL 8939 then CA 7407 at San Francisco
Phoenix → San Francisco → Austin
Timetable, San Francisco time
14:57DL 8939 from Phoenix at the gate
12:06CA 7407 to Austin leaves the gate
21 h 09 apart on the timetable, overnight
CA 7407 leaves 21 h 09 after DL 8939 arrives on the timetable: more than half a day, so not a connection we count.