AA 9928 then UA 5048 at O'Hare
New York LaGuardia → Chicago → Lafayette
Timetable, Chicago time
06:45AA 9928 from New York LaGuardia at the gate
22:00UA 5048 to Lafayette leaves the gate
15 h 15 apart on the timetable
UA 5048 leaves 15 h 15 after AA 9928 arrives on the timetable: more than half a day, so not a connection we count.