Question: Study the scenario and complete the questions that follow: Mango Airlines Mango Airlines operates flights within the South African local market. It has flights from

Study the scenario and complete the questions that follow:
Mango Airlines
Mango Airlines operates flights within the South African local market. It has flights from Johannesburg to Cape Town, Johannesburg to Durban, Durban to Cape Town and vice versa. As part of its marketing campaign, the management at Mango Airlines has decided to run a frequent flyer program to try to get clients to use their airline. During the promotion launch, each customer must have an account with the airline. The customer is allowed to update the account by changing the address, username and the password only. The customer who is awarded the promotion by the airline, receives it in the form of a book award, which consists of a free flight, a free car rental and a free hotel booking.
Source: Zifunzi, A. 2023
4.1 Using the information in the scenario:
a. Create a sequence diagram for the frequent flyer program.
(18 Marks)
b. Create a use case description for the "Book a flight" use case. Use the guidance of the table below:
Use Case Name:
Scenario:
Triggering Event:
Brief Description
Actors:
Stakeholders:
Preconditions:
Postconditions:
Flow of Activities: Actor System
1. 1.1
Exception Conditions:
(7 Marks)

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