AA 5071 then AA 2131 at Charlotte
Cedar Rapids → Charlotte → Saint Martin
Timetable, Charlotte time
18:34AA 5071 from Cedar Rapids at the gate
08:25AA 2131 to Saint Martin leaves the gate
13 h 51 apart on the timetable, overnight
AA 2131 leaves 13 h 51 after AA 5071 arrives on the timetable: more than half a day, so not a connection we count.