Important information that should be in an internship offer letter. Just ask for one and mention why you want it.It shouldn't be a problem. State the position you are applying for, how you found out about it, and ask for consideration based on your skills and experiences you have to offer. Our cover letter examples and internship resume examples will help you put together an application that lands you the role you want. Cover letter describing your area(s) of interest and the dates you will be available. As someone who has been an intern and has hired interns, there is no official offer letter for interns. Please attach your internship offer letter that you received from your employer. Please don't hesitate to reach out if you have any questions about this position. And you can provide any clarifications needed like explaining a job a gap in your resume.