Dear xxx,

Thank you for your email and I have read it.

Here I am confirming to report myself at the appointed time.

Looking forward to working with you and learning from you.

Best regards.

Yours,

xxx

第一：收到邮件表示感谢

第二，报到的英文如下例句：1. 我已经收到了你的邮件并阅读了相关内容，我确认我会按照之前我们的约定到公司报到。谢谢有人通知他到司令部去报到。

He was told to report himself to headquarters.

2. 在两点到三点之间向经理报到。

Report yourself to the manager between2 and3.

3. 九点半到这儿报到。你开始周薪200美元，在三天培训期间享受全额工资。

Report here at9: 30, and you'll get on the floor at$200 a week and receive full pay during your three day of training.

第三，按之前的约定，我用的比较简单，使用appointed time代替。

第四，作为礼貌，要表示对工作的向往

第五，问候祝福

第六，署名---虽然是邮件，也按照信件的格式来写。