UA 1973 then UA 785 at San Francisco
New Orleans → San Francisco → Washington
Timetable, San Francisco time
10:53UA 1973 from New Orleans at the gatealso NZ 2158, VA 8477
06:15UA 785 to Washington leaves the gatealso AZ 4408, NZ 9160
19 h 22 apart on the timetable, overnight
UA 785 leaves 19 h 22 after UA 1973 arrives on the timetable: more than half a day, so not a connection we count.