Referring to your inquiry letter dated 29th September, we are offering you the following subject to our final confirmation.
关于贵方9月29日的询价信,我方就如下产品报价,以我方最后确认为准。
It's just the matter of the schedule,that is,if it is convenient of you right now.
如果你们感到方便的话,我想现在讨论一下日程安排的问题。