[two_handfuls]

They say humanitarian, cargo, and passenger.

I suspect the main one is cargo, to fit the “reasonably fast but low-cost” market between boats (very slow) and planes (expensive). This is presented well in this video: https://youtu.be/ZjBgEkbnX2I?feature=shared

[microtherion]

A dirigible used for humanitarian purposes? They really missed an opportunity to name it "Oh, the Humanity!"