CI 5346 then YX 4800 at Atlanta
San Francisco → Atlanta → Washington National
Timetable, Atlanta time
21:14CI 5346 from San Francisco at the gate
17:01YX 4800 to Washington National leaves the gate
19 h 47 apart on the timetable, overnight
YX 4800 leaves 19 h 47 after CI 5346 arrives on the timetable: more than half a day, so not a connection we count.