AA 3637 then AA 2336 at DFW
Lubbock → Dallas-Fort Worth → Cleveland
Timetable, Dallas-Fort Worth time
14:03AA 3637 from Lubbock at the gate
13:44AA 2336 to Cleveland leaves the gate
23 h 41 apart on the timetable, overnight
AA 2336 leaves 23 h 41 after AA 3637 arrives on the timetable: more than half a day, so not a connection we count.