DL 455 then CI 5345 at Atlanta
Washington National → Atlanta → San Francisco
Timetable, Atlanta time
10:56DL 455 from Washington National at the gate
01:58CI 5345 to San Francisco leaves the gate
15 h 02 apart on the timetable, overnight
CI 5345 leaves 15 h 02 after DL 455 arrives on the timetable: more than half a day, so not a connection we count.