UP 221 then AA 4612 at Miami
Nassau → Miami → Oklahoma City
Timetable, Miami time
08:50UP 221 from Nassau at the gate
20:59AA 4612 to Oklahoma City leaves the gate
12 h 09 apart on the timetable
AA 4612 leaves 12 h 09 after UP 221 arrives on the timetable: more than half a day, so not a connection we count.