This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
The Pricing use case is only used by Prepare Itinerary and Change Itinerary use case. Can this be taken as an internal service not being exposed to the end customer ? The Pricing use case states that "All interaction with the customer and the system must be secured with SSL." - now why is there a need to expose the pricing use case to the end user ?