DL 725 then DL 8844 at Atlanta
San Diego → Atlanta → Detroit
Timetable, Atlanta time
18:13DL 725 from San Diego at the gate
09:28DL 8844 to Detroit leaves the gate
15 h 15 apart on the timetable, overnight
DL 8844 leaves 15 h 15 after DL 725 arrives on the timetable: more than half a day, so not a connection we count.