AA 2896 then AA 1366 at DFW
Chicago O'Hare → Dallas-Fort Worth → Boston
Timetable, Dallas-Fort Worth time
00:43AA 2896 from Chicago O'Hare at the gate
19:01AA 1366 to Boston leaves the gate
18 h 18 apart on the timetable
AA 1366 leaves 18 h 18 after AA 2896 arrives on the timetable: more than half a day, so not a connection we count.