This is a 3 hour mission. Think of it as being pilot in command of a 3 hour movie. You will need intermission.
However, I have set the ground speed of Trigger to be 30kts to "play out" faster. If you want the 3hr version, set Trigger's ground speed back to 10kts.,
A long time ago, I created a campaign called The Gauntlet. In it, Blue units move from Kustaisi to Tbilisi in a series of missions over 10 days. They were crude, and they are lost to the ether. This is the new Caucasus The Gauntlet - Book 1.