Client: Hi, I would like to speak to Dr Watson, is he there?
REST: Doctor Watson is not currently in the office, he’ll be back tomorrow, but you have a few options. If it’s not urgent you could leave a message and I’ll get it to him tomorrow, or I can book you with another doctor, would you like to hear who is available today?
Client: Yes, please let me know who is there!
REST: Doctors Smith and Jones, here are links to their profiles.
Client: Ok, Doctor Jones looks like my sort of Doctor, I would like to see them, let’s make that appointment.
REST: Appointment created, here’s a link to the appointment details.
https://apisyouwonthate.com/blog/understanding-rpc-rest-and-graphql