DL 1374 then DL 1507 at Atlanta
Louisville → Atlanta → Tri-Cities
Timetable, Atlanta time
13:13DL 1374 from Louisville at the gate
11:59DL 1507 to Tri-Cities leaves the gate
22 h 46 apart on the timetable, overnight
DL 1507 leaves 22 h 46 after DL 1374 arrives on the timetable: more than half a day, so not a connection we count.