Requirements Engineering

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Scenario Flyme - an on-line reservation system Flyme is an airline that sells all its tickets through an on-line system on the Internet. Prospective travellers enter their details by filling in the form available on the website. Once a reservation has been confirmed as valid, the traveller can proceed by selecting the destination of their choice, the date of travel and the type of ticket they wish to purchase. Only the destinations the airline flies to will appear for customers to choose from. Once a destination has been selected the date box displays only those days of the week on which Flybe flies to the selected destination Once all the ticket details are entered the customer submits the details to the system by clicking on the appropriate button. The system responds by either accepting or rejecting the reservation. If a reservation is rejected the system displays the reason (no available places on the specified dateo places available on that date for the selected type of ticket). The customer may then choose to change the date of travel, upgrade the ticket or abandon the reservation. If a reservation is accepted the system prompts the customer to proceed to the payment section to purchase the ticket or reserves it for 24 hours. Flyme website has a secure server and accepts payments by most credit/debit cards. once the customer completes the payment section, the system displays the details of the purchased ticket and requests the traveller to check the details and confirm or abandon the purchase by clicking on the appropriate button. The marketing department at Flybe has another information system that is linked to the on-line site and monitors sales of tickets on all flights. It uses this information to frequently display various promotions and special offers on the site. The accounting department system is also linked to the on line site and receives all payment information. a) Describe the context of Flyme on-line sales system b) Describe the collection of information that is relevant to that context Specify who has access to this infomation