Drake laughed. "I guess; I tend to meet the most interesting people that way," he explains. "But I can leave, if you want. I just thought you looked like you could use some company." Keep the peace - both personally and professionally. He was pretty good at it, even though he didn't always agree with the 'peacekeeping' measures he needed to employ.
But it wasn't like he couldn't see how strange this was; not everyone was outgoing and eager to meet people. If anything, they've made an acquaintance, and if he can keep things amiable, it may not be a waste.