AA 5071 then AA 5258 at Charlotte
Cedar Rapids → Charlotte → Lexington
Timetable, Charlotte time
18:18AA 5071 from Cedar Rapids at the gate
17:16AA 5258 to Lexington leaves the gate
22 h 58 apart on the timetable, overnight
AA 5258 leaves 22 h 58 after AA 5071 arrives on the timetable: more than half a day, so not a connection we count.