4 year old female marmoset

I have a 4 year old female marmoset for sell or trade shes a very good monkey at times and others shes not i went a vacation for a week and had a friend watch her and she has been mad at me since then i want her to go to a good home someone who will treat her good and has experience with other primates im asking 1200 obo will consider a trade for another type of monkey or...? my name is chris and you can reach me at either 615 384 2143 or 615 380 8299 both are land lines