人数が確定しましたら改めてお知らせくださいの英語

When we have decided upon the number of people, I will contact you again.

When we have decided upon the number of people, I will contact you.

Please let me know when your plans are confirmed.

Please advise us of the arrival of the goods.

I will get in touch with you again when we start recruiting next time.

Please contact me as soon as you find out about it.

Write and let me know when you arrive （at your destination）.

You will please write and let me know as soon as you arrive―immediately on your arrival.

After confirmation please give us a notice.

You will write and let me know as soon as you arrive.

If your schedule becomes finalized, please contact me as soon as possible.

If we decide to hire you, you will hear from us.

I will let you know that decided my additional holidays.

I will notify you again when we know those results.

We shall call on you immediately on receipt of your notice.

Please let us know when you have completed shipment.

Please let me know when you're ready.

I’ll be in touch again as soon as I have more detailed information.

I will be in touch again once I have confirmed.

I will contact you as soon as I know the plan.

I will contact you again when new information arrives.

We will let you know whenever there is an alteration.

Revisions have been completed so we will contact you again.

Please advise us as to when our representative should call on you.

I will let you know whenever there is an alteration.

Please let me know as soon as that's finished.

I'll let you know when it has been decided.

This is to inform you that the price has been finalized.

I will contact you when I know the shipping dates.

I will let you know as soon as I know things for sure.