DL 2996 then UA 4500 at Detroit
Albany (New York) → Detroit → Washington
Timetable, Detroit time
07:41DL 2996 from Albany (New York) at the gate
19:45UA 4500 to Washington leaves the gate
12 h 04 apart on the timetable
UA 4500 leaves 12 h 04 after DL 2996 arrives on the timetable: more than half a day, so not a connection we count.