DL 921 then CI 5345 at Atlanta
Dallas-Fort Worth → Atlanta → San Francisco
Timetable, Atlanta time
19:29DL 921 from Dallas-Fort Worth at the gate
12:45CI 5345 to San Francisco leaves the gate
17 h 16 apart on the timetable, overnight
CI 5345 leaves 17 h 16 after DL 921 arrives on the timetable: more than half a day, so not a connection we count.