Julius shook the offered hand, admittedly surprised at the gesture- he hadn't expected the man to do anything more than wave him off, he supposed. "Whitton," Julius offered his own surname, guessing that 'Vine' wasn't the man's first name. Not that his own name would likely be recognized, but still.
"A reprieve from shopping, I suppose," he admitted. "The market is... not my forte. Though I believe I'm finished for the day. You?" Julius wasn't sure if he was, well, allowed to ask, but if the man didn't mind...