Can I trade In-Game Money For something on steam example. 3mil for a tour of duty ticket on TF2? And If i can.

Buying TF2 Mann up Tour of duty ticket for 3mil. The ticket is 88cents

Can I trade In-Game Money For something on steam example. 3mil for a tour of duty ticket on TF2? And If i can. Buying TF2 Mann up Tour of duty ticket for 3mil. The ticket is 88cents :)