[It's good she can finally leave Inazuma, but he's going to um...skip...over the mention of Lantern Rite, we don't talk about Liyue anymore okay]

Well, then why not just do it?

[A reason can be anything, including just because you want to.]

Surely you're given at least some sort of availability to take a small leave if you wish, yes? Even I get vacation as a Harbinger, and I take no issue with taking it when I'm not on a mission.