AA 2898 then AA 1454 at Charlotte
Jacksonville → Charlotte → Las Vegas
Timetable, Charlotte time
16:11AA 2898 from Jacksonville at the gate
16:08AA 1454 to Las Vegas leaves the gate
23 h 57 apart on the timetable, overnight
AA 1454 leaves 23 h 57 after AA 2898 arrives on the timetable: more than half a day, so not a connection we count.