AA 3815 then AA 4192 at O'Hare
Hartford → Chicago → Rochester (ROC)
Timetable, Chicago time
20:15AA 3815 from Hartford at the gate
17:06AA 4192 to Rochester (ROC) leaves the gate
20 h 51 apart on the timetable, overnight
AA 4192 leaves 20 h 51 after AA 3815 arrives on the timetable: more than half a day, so not a connection we count.