On the one hand, confirming a new piece of information with a second source is good practice (even if we should trust our family implicitly on such topics). On the other, I'm not even a dog person and I understand the etiquette here. So, really, this story sounds like someone outsourcing their common sense or common courtesy to a machine, which is scary to me.
However, maybe she was just making conversation & thought you might be impressed that she knows what AI is and how to use it.