W: I am sorry, but we can't advance shipment.

W：对不起，但是我们不能提前发货。

We are extremely sorry for our inability to advance shipment.

我方为不能提前装船而深表遗憾.

We ' ll try our best to advance shipment to September.

我们尽量把交货期提前到九月份.

Please do your best to advance shipment of the first lot to May.

请尽力将第一批货提前到5月份装运.

We will do our best to advance shipment but cannot commit ourselves.

我们一定尽力提前装船，但不能承诺责任。

Owing to heavy commitment, we cannot advance shipment of your order.

由于承约过多, 我们无法将你方订货提前装运.

Owing to heavy commitments, we cannot advance shipment of your order.

由于承约过多, 我方不能将你方订货提前装运.