一封英文邮件回复的修改问题?

一封英文邮件回复的修改问题?
想要表达后面的意思
The shipping registration fee is about 2 USD.包裹挂号需要2美元.
The shipping to russia fee is about 2usd.我们的最低发货运费大约也需要2美元.
But 0.99 is the total value of the goods you.但您购买的商品总价值才0.99美元.
So we have no way to provide tracing number.所以我们不能不能提供运单号.
We have confirmed the goods shipped.我们确认商品已经发出.
We are terribly sorry for the inconveniences it has caused to you.为此带来的不便我们深表歉意
You can now apply for a full refund.您可以申请全额退款
Have nice day
物品已经发出。我只是想给客户说明，我们这赔钱卖的商品是不提供运单号的。挂号费用都需要两美元。仅按发货费用的两美元来算我们已经亏损，一美元了。