亲爱的'(上司名字)：
本人已决定辞去现时(职位名称)的职位，并由x月x日(最后一个工作天的第二天)起开始正式生效。
在此，感谢(公司名称)给予本人学习的机会，并取得宝贵的工作经验。希望本人的离职不会为你带来很大的不便。
本人希望在离职之前，能够取得离职通知书。
祝工作愉快！
xxx(你的名字)
日期
(your address)
3rd november XX
(the name of your boss)
(company name and section work with)
(company's address)
dear (the name of your boss),
i regret to inform you that i decided to resign from my present position as (position) with effective from (next day of last date).
thank you for giving me a chance to learn and to gain the valuable experience in (company name and section work with). i hope my resignation would not cause you much inconvenience.
thank you for your kind attention and would appreciate if you could let me have a reference letter before i leave.
yours faithfully,
(your full name)