We hope this will be a good start for profitable business relations and assure you that your offer will receive our careful consideration.
希望这将是我们互利商业往来的良好开端。我们保证将对贵方的报价予以认真的考虑。
I'll have to ring you back, as I need to have a look at my diary and I haven't got it with me.
我得(等会儿)再给你回电话,因为我要先看看我的日记,而我没有把它带在身边。