Any Insight on this problem would be really greatful.
When designing the class diagram, I am greatly tempted to include the TravelAgent as an additional class apart from Customer and both would extend the LoginAccount.
Has anybody done the same before or shall I avoid showing the TravelAgent in the class diagram.
As long as you can justify your diagram, you can do either. Personally, I did not show any Travel Agent classes in the diagram. I simply extended the BDOM
My first bit of advice is that if you are going to be a mime, you shouldn't talk. Even the tiny ad is nodding:
a bit of art, as a gift, the permaculture playing cards