AA 3128 then UA 4645 at O'Hare
New York LaGuardia → Chicago → Fort Wayne
Timetable, Chicago time
16:05AA 3128 from New York LaGuardia at the gate
11:25UA 4645 to Fort Wayne leaves the gate
19 h 20 apart on the timetable, overnight
UA 4645 leaves 19 h 20 after AA 3128 arrives on the timetable: more than half a day, so not a connection we count.