急求英语高手遍一段商务英语对话！大三水平。（截止时间明天中午）

John Davidson: Is Mr Zhang Yi in?

Zhang Yi: Speaking ,pls.

Johin Davidson:Hello,this is John from England. I am calling to ask about cotton .Pls give us your best quotation.

Zhang Yi: Thanks for your inquiry.Our best price is $2.5 per kilogram.

Johin Davidson: The price is too high. The quotation we received from other sources are much lower.

Zhang Yi: Then how about your quantity? If you can place big order ,we can give you some discount.

Johin Davidson:I understand.We need about 10 ton.

Zhang Yi: Now we can offer you $2.3 per kilogram FOB qingdao by sea.This is our lowest price.

Johin Davidson:How long is the offer?

Zhang Yi: It's good for a week.

Johin Davidson: Good.But when will you deliver the goods?

Zhang Yi: We have goods in stock.Once you confirm the order ,we will ship promptly.

Johin Davidson: Ok ,but we need to check again with our headquater.If there is no problem ,we will send you the email about the details.

Zhang Yi: We look forward to cooperating with you.Call me or email me anytime ,if you still have problems .

Johin Davidson: Ok ,thank you .Bye-bye.

牺牲了我午睡时间，希望能对你有用！

Topic: Shandong Native Produce & Animal Import and Export Corporation Mrzhangyi British businessmen John Davidson received the phone, hoping to lower cotton prices, the two sides also set. Requests relate to four areas: (1) quantity, (2) unit price, (3) counter-offer, (4) time. Also involved in real disk and virtual disk.