There is no need for apology.

[She says it automatically and sincerely. It's not as though Iris could have seen this kind of scenario occurring, after all. Once that's out of the way, though:]

I possess knowledge of combat. It is an ample amount to protect anyone who accompanies me should we encounter danger.

[As evidence, she reaches to her belt and gestures to the sword sheathed there. She's got this, probably.]