DL 3055 then UA 571 at Atlanta
Charleston (South Carolina) → Atlanta → San Francisco
Timetable, Atlanta time
07:18DL 3055 from Charleston (South Carolina) at the gate
07:00UA 571 to San Francisco leaves the gate
23 h 42 apart on the timetable, overnight
UA 571 leaves 23 h 42 after DL 3055 arrives on the timetable: more than half a day, so not a connection we count.