DL 690 then DL 814 at Atlanta
San Francisco → Atlanta → New York LaGuardia
Timetable, Atlanta time
07:31DL 690 from San Francisco at the gate
07:30DL 814 to New York LaGuardia leaves the gate
23 h 59 apart on the timetable, overnight
DL 814 leaves 23 h 59 after DL 690 arrives on the timetable: more than half a day, so not a connection we count.