DL 3889 then DL 1207 at Detroit
Omaha → Detroit → Dallas-Fort Worth
Timetable, Detroit time
20:58DL 3889 from Omaha at the gate
20:15DL 1207 to Dallas-Fort Worth leaves the gate
23 h 17 apart on the timetable, overnight
DL 1207 leaves 23 h 17 after DL 3889 arrives on the timetable: more than half a day, so not a connection we count.