AA 5586 then AA 5604 at Charlotte
Sarasota → Charlotte → Springfield
Timetable, Charlotte time
16:57AA 5586 from Sarasota at the gate
11:35AA 5604 to Springfield leaves the gate
18 h 38 apart on the timetable, overnight
AA 5604 leaves 18 h 38 after AA 5586 arrives on the timetable: more than half a day, so not a connection we count.