F9 1846 then DL 2170 at Atlanta
Cincinnati → Atlanta → Valparaiso
Timetable, Atlanta time
19:03F9 1846 from Cincinnati at the gate
15:49DL 2170 to Valparaiso leaves the gate
20 h 46 apart on the timetable, overnight
DL 2170 leaves 20 h 46 after F9 1846 arrives on the timetable: more than half a day, so not a connection we count.