商品Aと商品Bは在庫が無いとRさんから聞いていましたが、商品Cもいま在庫がないのですか？
可能なら、もっと早く商品がほしいと思っています。
商品Aと商品Bも８月１８日に入荷するのですか？
I had heard from R that Product A and Product B is currently out of stock, is Product C out of stock too?
If possible, I would like to have the product as soon as possible.
Would Product A and Product B goods arriving on 18 august?
