Then I will leave it to you.

[Aka he will trust you to take care of yourself. He'll still worry but more silently.]

Hmpf, [Ignis huffs, amused, pushing his glasses up,] I am more agile than you give me credit for. I may not have my elemancy, but my body is still in perfect fighting form.

But I never say no to practice and sparring. [That would be ridiculous.]