This is actually a brilliant question. If stars come and go, the patterns of stars people see in the sky should come and go too. I explained that while stars do change, these changes take millions or billions of years. The oldest recorded constellations are only a few thousand years old. Every constellation ever recorded by any culture in any era is still visible in the nighttime sky.
Humans are mayflies compared to the stars.
I gently informed her that it was indeed in Taurus. Because in astrology that's usually how it works. Oh dear, I thought. When I am asked about astrology, I usually apologize and sheepishly say that I know nothing about it. Other astronomers might not be so kind.