AA 9928 then AA 3626 at O'Hare
New York LaGuardia → Chicago → Springfield Branson National
Timetable, Chicago time
06:45AA 9928 from New York LaGuardia at the gate
20:49AA 3626 to Springfield Branson National leaves the gate
14 h 04 apart on the timetable
AA 3626 leaves 14 h 04 after AA 9928 arrives on the timetable: more than half a day, so not a connection we count.