DL 3080 then DL 1892 at Atlanta
Harrisburg → Atlanta → Chattanooga
Timetable, Atlanta time
17:01DL 3080 from Harrisburg at the gate
14:30DL 1892 to Chattanooga leaves the gate
21 h 29 apart on the timetable, overnight
DL 1892 leaves 21 h 29 after DL 3080 arrives on the timetable: more than half a day, so not a connection we count.