帮忙写个英文的回访

我是一个ebay卖家，几天前卖出一个商品，现在回访客人，就说他的货前几天已经发出去了，问他现在是否收到商品，商品是否令他满意。还有，如果他能够在他觉得方便的时候，给我一个评价就更好了。

帮忙，写个英文的回访，谢谢。不用拘泥内容，觉得还需要添加什么，请加上就好了，万分感谢。

Dear Sir or Madam,
Your XXX has been delivered XXX days ago. Have you received it yet? I sincerely hope you will find it satisfactory. Thanks for your coming again and have a nice day.
By the way, would you please give me a appraise in EBAY at your spare time? It will be very appreciated for you to do so.

Best regards

Yours XXX

Dear Sirs,
How are you?
I'm the seller in ebay. I sent the item to you a few days ago. Have you received it? And are you satisfied? Please give me a comment on my page when you are convenient.
Thank you for your kindness and you are always welcome to drop in my shop.

Best regards,
xxx

hello,

I have delivered your goods the other day. Have you received it? If yes, are you satisfied with the goods? Also, could you leave me a comment on my page when you are free? Thanks a lot.
Thanks for shopping in my shop. You are welcome all the time.

Kind regards,