AA 3882 then AA 2312 at DFW
Cedar Rapids → Dallas-Fort Worth → Tulsa
Timetable, Dallas-Fort Worth time
12:29AA 3882 from Cedar Rapids at the gate
00:45AA 2312 to Tulsa leaves the gate
12 h 16 apart on the timetable, overnight
AA 2312 leaves 12 h 16 after AA 3882 arrives on the timetable: more than half a day, so not a connection we count.