Dental clinic
HeliopolisMost messages land after the clinic shuts. In the morning the receptionist reads them back, copies names into a paper diary, and phones people who have already booked somewhere else.
The clinic answers and holds the slot at 11pm. Confirmations and reminders go out on their own, and anyone who misses an appointment is asked to rebook without a person chasing them.
The calendar fills while the clinic is shut.

