UA 3501 then AA 3443 at O'Hare
Kansas City → Chicago → Rochester (ROC)
Timetable, Chicago time
17:05UA 3501 from Kansas City at the gate
12:00AA 3443 to Rochester (ROC) leaves the gate
18 h 55 apart on the timetable, overnight
AA 3443 leaves 18 h 55 after UA 3501 arrives on the timetable: more than half a day, so not a connection we count.