DL 4995 then BR 635 at JFK
Nashville → New York → Anchorage
Timetable, New York time
13:48DL 4995 from Nashville at the gate
12:50BR 635 to Anchorage leaves the gate
23 h 02 apart on the timetable, overnight
BR 635 leaves 23 h 02 after DL 4995 arrives on the timetable: more than half a day, so not a connection we count.