DL 2978 then DL 2745 at Atlanta
Cleveland → Atlanta → Valparaiso
Timetable, Atlanta time
12:57DL 2978 from Cleveland at the gate
02:32DL 2745 to Valparaiso leaves the gate
13 h 35 apart on the timetable, overnight
DL 2745 leaves 13 h 35 after DL 2978 arrives on the timetable: more than half a day, so not a connection we count.