She was expecting another kind of answer and wants me to play along with it. And yet, I don't want to go there.
In her mind, this is the standard way to go. In my mind, I can't help just thinking that there we are again, with that dreaded, absolutely useless question that people ask over and over again, usually as the very first question, while getting to know strangers and thinking that they are doing small-talk. And yet, they are not.
But don't ask me where I am from just because of it!]