Yes, fine. I'll just note it down in my diary. That's Monday, 24th April. Right, I'll be at your place at 11 o'clock. Hope I haven't messed up your arrangements too much.
This common question is actually a critical test of a job candidate's communication skills, so it's important not to give an unprepared response or mess it up.
When possible, their phones were even set to child mode, automatically blocking them from using their phones at their specific bedtimes so they can be really goody two shoes and not mess up the data.