Presuming that your flight originates or terminates in the US, US law requires that your e-ticket receipt show your baggage allowance for each segment. What does yours show?

Presuming that you are connecting and not stopping over, you should receive the baggage allowance for F.

Youc an call DL as many times as you want, but your allowance will display on the check-in agent's screen as it does on your e-ticket receipt.