answer: #Person1# wants the goods to be delivered by the end of September. #Person2# tells #Person1# it's difficult to advance the shipping time because the manufacturers are busy. They finally reach an agreement to ship by the middle of October.
documents: #Person1#: If I remember correctly, time of delivery is another point in which we differ.
  #Person2#: That's right. Let's go into details of it.
  #Person1#: Ok. I hope you can have these goods delivered before the end of September. We'd like them to be ready in time for our Christmas sales.
  #Person2#: Christmas doesn't come until the end of the year, does it?
  #Person1#: No. But in the United States, the Christmas season begins about a month before December 25.
  #Person2#: Well, I'm afraid a little bit difficult for us to advanced the time of shipment. Our manufacturers are fully committed at the moment.
  #Person1#: I hope you can try to get them to step up production.
  #Person2#: They are already working three shifts a day to step up production as new orders keep pouring in.
  #Person1#: If that's the case, there's nothing to be done about it.
  #Person2#: I'm sorry.
  #Person1#: What's your last word as to the delivery date then?
  #Person2#: By the middle of October. This is the best we can do.
  #Person1#: All right. I'll take your words at that.
  #Person2#: Good. Let's call it a deal. And we'll do our best to advance the shipment, but your letter of credit should be opened early September.
  #Person1#: I promise.