I want to generate unique Id , which come from Column(1) Id

Question

I want to generate unique Id , which come from Column(1) Id and Column(2) Empid_name

Column 1- Id
Column 2-Empid_name

uniqe ID like :-009412-001

1 009412-001
2 009412-002
3 009412-003

Is this possible or not in C#