River stayed silent for a bit, processing this offer. She couldn't take the idea of the quiet. She needed someone she cared about nearby. Being isolated and alone, like when she had arrived at the castle, didn't appeal. She was human. She needed to be around what remained of the crew. Her family.
"Puppy?" For once she wasn't talking in riddles. She was literally referring to her puppy, wondering if Zoe would want to have the dog around underfoot.