Harry had wished for more, for something other than 'it was the best option' but it was clear that he wasn't going to get it. Nodding he decided that it was clear that this was pointless. Remus might call it giving up, but he wasn't sure what the option he had when there was no one willing to discuss matters with him.
"I see," he said. "Thank you for your time, I'll let you return to work." He paused only for a moment, then stood up. "Have a nice night," he said.