AA 6443 then AA 2312 at DFW
Lincoln → Dallas-Fort Worth → Tulsa
Timetable, Dallas-Fort Worth time
08:40AA 6443 from Lincoln at the gate
22:46AA 2312 to Tulsa leaves the gate
14 h 06 apart on the timetable
AA 2312 leaves 14 h 06 after AA 6443 arrives on the timetable: more than half a day, so not a connection we count.