"Thank you." Astrid appreciates the offer and the heads-up. When she knows what to expect - even if it's just "not a normal human" in this case - she can better prepare herself and be less likely to get freaked out or overwhelmed by what's going on. Not many people realise that. And, granted, with how Fringe Division is, she's gotten more used to taking unexpected things in stride, but with everything else, she will take every little bit that she can.

She pauses, taking the time to word her question properly so that it comes across properly. "You seem to be accustomed to interacting with... people like me. Is this correct?"