WN 4626 then WN 4530 at Denver
Nashville → Denver → Bozeman
Timetable, Denver time
18:00WN 4626 from Nashville at the gate
15:55WN 4530 to Bozeman leaves the gate
21 h 55 apart on the timetable, overnight
WN 4530 leaves 21 h 55 after WN 4626 arrives on the timetable: more than half a day, so not a connection we count.