DL 923 then DL 1005 at Atlanta
Boston → Atlanta → Detroit
Timetable, Atlanta time
10:57DL 923 from Boston at the gate
08:30DL 1005 to Detroit leaves the gate
21 h 33 apart on the timetable, overnight
DL 1005 leaves 21 h 33 after DL 923 arrives on the timetable: more than half a day, so not a connection we count.