What is Sticky member function?

sticky member is a function that is used to maintain the relationship of the client with the same agent, each time the client calls for example, your agent user 1 got connected to client client a when client a called on your ivr number next time if client a would call the ivr number then he would get connected to agent a only this helps in maintaining a smooth continuous conversation and also it ensures that the sale is converted by the same agent with whom the client had the first point of contact