B6 719 then BR 665 at Atlanta
New York JFK → Atlanta → Anchorage
Timetable, Atlanta time
23:04B6 719 from New York JFK at the gate
18:45BR 665 to Anchorage leaves the gate
19 h 41 apart on the timetable, overnight
BR 665 leaves 19 h 41 after B6 719 arrives on the timetable: more than half a day, so not a connection we count.