AA 5353 then AA 5604 at Charlotte
Wilmington → Charlotte → Springfield
Timetable, Charlotte time
15:16AA 5353 from Wilmington at the gate
11:35AA 5604 to Springfield leaves the gate
20 h 19 apart on the timetable, overnight
AA 5604 leaves 20 h 19 after AA 5353 arrives on the timetable: more than half a day, so not a connection we count.