Sherlock Holmes & Laurel Lance
He nodded a bit, "My... friend, I suppose... signed me up. So I signed him up in return." Because that's how Sherlock worked. If he was going to be made to do something, he was going to ensure the person making him do the thing was properly rewarded. Or something.
He didn't often refer to people as his friend, but he supposed The Doctor would be considered one. He didn't have many here in town.
"I am Sherlock," he offered. "Where are you from?"