[There's a clear note of sympathy in his voice when he speaks next, carefully delivered in a way to avoid sounding patronising.] If you have any questions, you could ask me as well and I'll certainly do my best to answer. I can't really imagine how shocking it must feel to find yourself in the wrong era, but there's no reason to put yourself through extra hassle if it can be avoided, right?

[That said, he stands and slips his own phone back into his pocket.] It seems like a good use of time. I'll just take a quick look around for now to get an idea of the layout.