Case study: Dreams Travel Company Ticket Purchasing System Consider a flight ticket purchasing system of the Dreams Travel Company where customers can book flights online directly to the system. 1. A customer needs to enter dates and airports of departure and arrival. The selection data is used to obtain flight details. 2. The system will display available flights that include the airline name, flight price and availability. 3. Once a customer chooses a flight, she/he must provide customer information 4. Next, a customer can select a seat. Once the seat has been selected, the customer must confirm the flight reservation and supply credit card information to credit card system 5. The credit card system sends status. If successful, customer's credit card in charged 6. Email confirmation and e-ticket are generated and sent to the customer Answer the following questions b. Explode the context diagram in (a), showing all the major processes. Assume this is a Level O Diagram. It should be a logical data flow diagram. [15 marks)