以下英文怎樣寫？(請不要用google翻譯)

How are you? Early this year, I sent an email to you, asking if your elder sister could repay Cad$4500 to me at the end of this year or early next year. But I have not received any reply so far. No matter if she can repay me or not, please give me a reply. Thank you.

How do you do recently? Actually I have sent you an e-mail early this year, regarding to whether your elder sister may return CAD 4,500 to me by year-end, or early next year.

However I got nothing else from you till now, please still reply me even if she may not.

How are you? I have sent an Email to you regarding the repayment of CAD4,500 by your sister in this year end or early next year. However, I received no reply from you so far. No matter she can pay back as schedule or not, please do let me know.

How are you in these days? Early in this year i sent an e-mail to your sister about if she can give me back CAD4500, but I still haven't receive any answer from her yet. Can you tell her to give me an answer either she can or cannot give me back the money? Thanks a lot!