DL 5196 then DL 1627 at Detroit
Knoxville → Detroit → Memphis
Timetable, Detroit time
09:00DL 5196 from Knoxville at the gate
08:27DL 1627 to Memphis leaves the gate
23 h 27 apart on the timetable, overnight
DL 1627 leaves 23 h 27 after DL 5196 arrives on the timetable: more than half a day, so not a connection we count.