AA 1497 then AA 5604 at Charlotte
Cincinnati → Charlotte → Springfield
Timetable, Charlotte time
12:37AA 1497 from Cincinnati at the gate
11:35AA 5604 to Springfield leaves the gate
22 h 58 apart on the timetable, overnight
AA 5604 leaves 22 h 58 after AA 1497 arrives on the timetable: more than half a day, so not a connection we count.