DL 2170 then DL 2398 at Atlanta
Valparaiso → Atlanta → New York JFK
Timetable, Atlanta time
19:20DL 2170 from Valparaiso at the gate
15:16DL 2398 to New York JFK leaves the gate
19 h 56 apart on the timetable, overnight
DL 2398 leaves 19 h 56 after DL 2170 arrives on the timetable: more than half a day, so not a connection we count.