AA 2896 then AA 5418 at DFW
Chicago O'Hare → Dallas-Fort Worth → Harlingen
Timetable, Dallas-Fort Worth time
00:43AA 2896 from Chicago O'Hare at the gate
21:48AA 5418 to Harlingen leaves the gate
21 h 05 apart on the timetable
AA 5418 leaves 21 h 05 after AA 2896 arrives on the timetable: more than half a day, so not a connection we count.