AA 4478 then DL 1005 at Atlanta
New York LaGuardia → Atlanta → Detroit
Timetable, Atlanta time
12:05AA 4478 from New York LaGuardia at the gate
08:30DL 1005 to Detroit leaves the gate
20 h 25 apart on the timetable, overnight
DL 1005 leaves 20 h 25 after AA 4478 arrives on the timetable: more than half a day, so not a connection we count.