DL 990 then DL 1005 at Atlanta
New York LaGuardia → Atlanta → Detroit
Timetable, Atlanta time
14:25DL 990 from New York LaGuardia at the gate
08:30DL 1005 to Detroit leaves the gate
18 h 05 apart on the timetable, overnight
DL 1005 leaves 18 h 05 after DL 990 arrives on the timetable: more than half a day, so not a connection we count.