AA 1992 then AA 1763 at Charlotte
St Louis → Charlotte → Des Moines
Timetable, Charlotte time
13:14AA 1992 from St Louis at the gate
08:40AA 1763 to Des Moines leaves the gate
19 h 26 apart on the timetable, overnight
AA 1763 leaves 19 h 26 after AA 1992 arrives on the timetable: more than half a day, so not a connection we count.