The context of the following conversation is Sydney admired her grandparents coin collections, so she started collecting rocks.:
Sydney says I was at my grandparents' house yesterday and while they were out running errands, I took a look at their coin collections..
The friend responds Oh yeah? How many do they have?.
Sydney responds So many I couldn't keep track!.
The friend responds Wow, that's cool. I collect seashells from all the beaches I go to..
Sydney responds That's awesome! I started collecting rocks after being inspired by their coin collection!.
The friend responds Cool! I hope you find some pretty ones!.