DL 5238 then DL 5448 at Detroit
Greenville-Spartanburg → Detroit → Richmond
Timetable, Detroit time
09:12DL 5238 from Greenville-Spartanburg at the gate
21:50DL 5448 to Richmond leaves the gate
12 h 38 apart on the timetable
DL 5448 leaves 12 h 38 after DL 5238 arrives on the timetable: more than half a day, so not a connection we count.