She smiled when the said the pleasure was all his, not that she didn't know it was, but it was polite, and his next statement might have made her even more inclined to talk to this man. She did like compliments, regardless of why they were given.
"Well that would certainly explain matters," she said, she said. "School does tend to take you away from the world." She did not mention directly that she was still in school, he'd have to deduce that from his wording all by himself. And if he didn't? What was the harm in that?
"Since I am indeed taking up your time, Mr Gamp, why don't I just walk you to the gates?" she said. "It's a lovely day after all." And it could not hurt to speak to an associate of her fathers for a while, possibly help him do his business in the process.