What Is The Difference Between Pre-booking And Booking?

Booking is the actual booking of Attendee for an event.
Pre-booking is used to check whether the Attendee already booked for the event.

A booking is the arrangement that you make when you book something such as a hotel room, a table at a restaurant, a theatre seat, or a place on public transport. I suggest you tell him there was a mistake over his late booking. Synonyms: reservation, date, appointment, engagement More Synonyms of booking.

When a customer commits to spend money with your company, that is a “booking”. A booking is often tied to some form of contract between your company and the customer.
The customer’s cash shows up in your company’s bank account when it is collected.

Pre-booking is merely the practice of asking your guests for the permission to book their next appointments before they check out. It’s centered on maintaining and fulfilling their needs. Pre-booking increases productivity, drives revenue, helps with staff retention and improves customer loyalty.