AA 9928 then AA 3127 at O'Hare
New York LaGuardia → Chicago → Charleston (South Carolina)
Timetable, Chicago time
06:45AA 9928 from New York LaGuardia at the gate
20:40AA 3127 to Charleston (South Carolina) leaves the gate
13 h 55 apart on the timetable
AA 3127 leaves 13 h 55 after AA 9928 arrives on the timetable: more than half a day, so not a connection we count.