There are 2 different ways to check 'Online Booking' 

1) From 'Web & Online' tab

1. Go to 'Repair' -> 'Web & Online'

2. Page will show you all the list of bookings from 'Online Booking'

2) From 'Repair' -> 'List' tab

1. Go to 'Repair' -> 'List'

2. You will see a booking which made from 'Online Booking' 

Note. 'Online Booking' list will be automatically updated once you get order from it