DL 2170 then DL 1892 at Atlanta
Valparaiso → Atlanta → Chattanooga
Timetable, Atlanta time
19:20DL 2170 from Valparaiso at the gate
14:30DL 1892 to Chattanooga leaves the gate
19 h 10 apart on the timetable, overnight
DL 1892 leaves 19 h 10 after DL 2170 arrives on the timetable: more than half a day, so not a connection we count.