UA 216 then UA 545 at San Francisco
Dallas-Fort Worth → San Francisco → Austin
Timetable, San Francisco time
12:42UA 216 from Dallas-Fort Worth at the gatealso AC 3154, VA 8519, NZ 9091
08:40UA 545 to Austin leaves the gatealso AC 5289, VA 8467
19 h 58 apart on the timetable, overnight
UA 545 leaves 19 h 58 after UA 216 arrives on the timetable: more than half a day, so not a connection we count.