F9 3990 then DL 3715 at Detroit
Dallas-Fort Worth → Detroit → Omaha
Timetable, Detroit time
21:43F9 3990 from Dallas-Fort Worth at the gate
19:45DL 3715 to Omaha leaves the gate
22 h 02 apart on the timetable, overnight
DL 3715 leaves 22 h 02 after F9 3990 arrives on the timetable: more than half a day, so not a connection we count.