DL 969 then DL 8771 at Atlanta
New York LaGuardia → Atlanta → San Francisco
Timetable, Atlanta time
18:39DL 969 from New York LaGuardia at the gate
13:46DL 8771 to San Francisco leaves the gate
19 h 07 apart on the timetable, overnight
DL 8771 leaves 19 h 07 after DL 969 arrives on the timetable: more than half a day, so not a connection we count.