AA 1682 then AA 2582 at Miami
Chicago O'Hare → Miami → Boston
Timetable, Miami time
12:34AA 1682 from Chicago O'Hare at the gate
12:21AA 2582 to Boston leaves the gate
23 h 47 apart on the timetable, overnight
AA 2582 leaves 23 h 47 after AA 1682 arrives on the timetable: more than half a day, so not a connection we count.