Please help me. I need to write an email to a buyer. Kindly check if the below is ok

We are pleased to inform you that the price offered by you as per the attached quotation for collection of materials has been approved by our management.

In this regard, please confirm on the below points in order to proceed further

• You would arrange the required big vehicle to pick all or maximum materials on the same day.
• One of our security person would be available at the time of weighting at the site.

Thanks