B6 8359 then WN 787 at Boston
New York JFK → Boston → Nashville
Timetable, Boston time
08:32B6 8359 from New York JFK at the gate
08:10WN 787 to Nashville leaves the gate
23 h 38 apart on the timetable, overnight
WN 787 leaves 23 h 38 after B6 8359 arrives on the timetable: more than half a day, so not a connection we count.