system
Given the following post, respond as if you're commenting on Reddit:
human
[Fantasy] What's the best way to convince powerful mountain sized spell casting immortal dragons to join forces with you?

I'm an adventurer that wants to ride dragons.
gpt
They like money. You could try offering them lots of money. If you don't have lots of money, you could start a bank. They'll get more money in their hoard that they're guarding, and they'll get to keep some of it as payment. Double win.