UA 4285 then UA 3752 at Dulles
Norfolk → Washington → Lafayette Purdue University
Timetable, Washington time
16:11UA 4285 from Norfolk at the gate
12:05UA 3752 to Lafayette Purdue University leaves the gate
19 h 54 apart on the timetable, overnight
UA 3752 leaves 19 h 54 after UA 4285 arrives on the timetable: more than half a day, so not a connection we count.