[Her words make his smile spread a little, his heart moved by her kindness, by her instinct to think about others despite her current state of being. To ease her mind he lets the winds he summoned earlier form a magical barrier around himself, shielding him from any magic that may accidentally come his way.]
I will be just fine, I assure you.
[He steps closer until he is right in front of Yuuki, so close that he could touch her if only he reached out. Yet he doesn't, knowing better than to do that without her explicit permission.]
My name is Fai.
[It is a start. A normal introduction, an escape route that he shows her, like an extended hand. She won't need to speak about what is causing her pain, not unless she wants to. Until then they can just speak normally, two strangers meeting for the first time in this strange place.]