DL 5207 then DL 4944 at JFK
Savannah → New York → Burlington
Timetable, New York time
13:12DL 5207 from Savannah at the gate
12:20DL 4944 to Burlington leaves the gate
23 h 08 apart on the timetable, overnight
DL 4944 leaves 23 h 08 after DL 5207 arrives on the timetable: more than half a day, so not a connection we count.