F9 1596 then DL 1005 at Atlanta
Chicago O'Hare → Atlanta → Detroit
Timetable, Atlanta time
13:32F9 1596 from Chicago O'Hare at the gate
08:30DL 1005 to Detroit leaves the gate
18 h 58 apart on the timetable, overnight
DL 1005 leaves 18 h 58 after F9 1596 arrives on the timetable: more than half a day, so not a connection we count.