DL 1386 then DL 8844 at Atlanta
Miami → Atlanta → Detroit
Timetable, Atlanta time
20:35DL 1386 from Miami at the gate
09:28DL 8844 to Detroit leaves the gate
12 h 53 apart on the timetable, overnight
DL 8844 leaves 12 h 53 after DL 1386 arrives on the timetable: more than half a day, so not a connection we count.