Don't worry. I can put in a good word for you.

[She won't... immediately say "because I'm the queen". She doesn't want to give the poor kid a heart attack right after they first meet.]

Besides, Arendelle has always been receptive to help from our allies. You don't have to be famous; all that matters is your desire to help. If that's what you really want to do, someone will certainly listen to what you have to say, at the very least.