TheshipmenttimeisJuneorJulyatour_____andthegoodswillbeshippedinone_____.

Weplacethisorder______theunderstandingthatthediscountis10%.

Wearegladtoallowyou5%commissionwiththeview______businessrelationswithyou.

Forthisreason,wecan’tbut.___yourproposal.

“WehavereceivedyourletterofSeptember11,2012.”怎么翻译？