DL 2734 then UA 571 at Atlanta
Cleveland → Atlanta → San Francisco
Timetable, Atlanta time
07:59DL 2734 from Cleveland at the gate
07:00UA 571 to San Francisco leaves the gate
23 h 01 apart on the timetable, overnight
UA 571 leaves 23 h 01 after DL 2734 arrives on the timetable: more than half a day, so not a connection we count.