将图像应用于xaml中的动态数据列表框

I'm new to xaml and wpf. I actually wanted to create a dynamic listbox populating a list of customers with images ('redball' for old customers and 'greenball' for new customers) adjacent to the names in the list. The list as I mentioned will be having random number of entries. Kindly suggest me or guide me trough any samples or blogs which might be helpful.I'm new to xaml and wpf. I actually wanted to c