Trip it is, if I may. The people from my world use both names interchangeably, so you won't be going wrong with either on my account. If you'd like me to choose though, let's go with Steve.
[Trip]
Given my own memories of the war, I'd say almost definitely from both columns. My thanks to your grandfather for his service during that time, there were a lot of good men and women who tucked their heads into the trenches and helped dig the world out of that darkness.
How about yourself, Trip? What sort of work do you do?