It hadn't occurred to him yet that she likely only saw Sherlock Holmes when she looked at him, but it was on the edges of his consciousness. It was really only a matter of when it would hit and how it would affect him.
"Home is London, is it not?" he questioned, trying for conversational. Why was talking to a child easier than a grown woman? "I walked a great deal there, too." It was also likely easier for him to walk. Physically anyway. But a cab...it was small and slower than what he was used to from home, but it would serve its purpose. "All right. It would likely be more convenient, anyway."