The context of the following conversation is Casey wanted to give her nieces a present, so she spent the day running around with them at the amusement park.:
Casey says Are my favorite nieces having fun?.
The friend responds We definitely are, Aunt Casey! I love this amusement park!.
Casey responds I knew that you both did, and thought you two deserved a present..
The friend responds What for? We didn't do anything special..
Casey responds I just like spending time with you guys. Isn't that enough?.
The friend responds Of course! Can we go on the tilt-a-whirl?.