She offered the smallest hint of a smile in response to his words. "Only need one around some of the time," she offered up in addition, before deciding to move in his direction. She typically would have gone into the ship and cleaned up in the refresher before interacting with anyone, outside of possibly Finn, but she'd start a conversation.
Pulling one of her hands out, she extended it to the boy. "That's right," she grinned as she said so. "Will, isn't it?"
She'd caught his name but hadn't asked Leo much about the boy just yet. She was cautious asking about other demigods after Silena had come near the end of last year. It seemed best to let Leo tell her what he felt she should know or for the demigod in question to do so themselves.