First, it's very wise for them to make their own connections. Unit fit is a very personal choice.
Contact staff at Fort Gaines and Fort Morgan for information on units in the area.
Finally, it is Very Late to be attempting a trip of this magnitude. Many (wise) units require time to learn drill and safety practices before traveling with the unit.
There is no good 'one-stop-shopping' to outfit a soldier. The operative word here is Good, as there are people who will sell you a complete turnkey impression, but the quality is poor.
Provost Aide de Camp
»Let us endeavor so to live that when we come to die even the undertaker will be sorry." >Mark Twain