She could tell he's being cheerful some way or another. Because of the tone in his voice, and the way he inclined his head. And really, she would've shaken his hand anyway, considering how her hands are probably grubby from holding the tools. And also, his hands are those hardworking, it's not like she would refuse.

"It's nice to meet you too, Genji!" And a polite bow of her head. "I arrived...perhaps a month before? So I guess the first arrivals. So you are new! How are you settling?"