1) Please explain the step of these 3 sequence diagrams, Note: the diagrams represent a booking system. Thank you.

User Login Succesfully Players Input Search sd Players search sequence diagram Login Succesfully Players Input Search User | 1: Login to page 1.1: Select Date and time 1.2: Select Venue 2: Select Number of players 1.2.1: New player(s) listed Login Succesfull Venues Booking User 1: Login To page 1.1: Select Venue or location 1.2: Select Date 1.3: Check Available timeslots and select one 2: Booking Confirmed 2.1: Cancel booking 2.2: Booking Canceled Admin Login Success Venue Management Booking management Customer Management sd Sequence diagram of venue administratior by admin Login Success Venue Management Booking management Customer Management Admin 1: Add/Edit venue 3: Add/Edit booking 2: Add/Edit customer 4: Login to page 5: List/Delete venue 6: Save/Update booking 4.1: Manage venue 7: Save/Update customer 8: Save/Update venue 4.2: Manage booking details 9: List/Delete booking 4.3: Manage customer details