So you have decided to quit your current Call center Agent job and are going to take a next step in your career. Write the date first."I want to thank you for all you have done for me here at (Company). Use one of our resignation letter templates. So you have decided to quit your current CALL CENTER job and are going to take a next step in your career. Lastly, provide your closing sentiment and personal contact information. It would be great to remain in touch. Start with a clear starting line that includes your name and the date. I am prepared to assist remotely in the transition of my responsibilities to minimize disruption.