On the confirmation page the customer can check the whole information about this appointment: selected services, the employee, duration, total price and date.
On this page the customer should write the information about himself and leave a comment.
After that the customer and you receive a notification about a new appointment per Email.
Besides that the customer receives an email reminder about the upcoming appointment. You can define the time of this notification going to Settings -> Booking -> Notification settings in the admin area.
More information about Booking Setting you can finde here: Booking Settings