[Michael wouldn't be any good at this CIA thing if he didn't know how to set people up.]
[So, she's the main squeeze of mister FBI. And given the other Agent who Michael heard arrive mere moments after he did...] Sounds like this is where I need to be.
[He considers mentioning how useful he could be to their cause, potentially, but it might be a better idea to get a flavor for the local Fed population first, with the expectation that she and Reid are a package deal.] Maybe I'll learn something.