[asianthree]

Call warranty or your rep Monday, acquire the floor make model color code.

Your agent can meet with you and flooring rep, to make sure floor will transition. You will want to use the same company as builder. They will have better availability than random companies.
If floor is in stock you may be able to have floors installed on 9/25. They will not schedule on your closing day.
Have all of your furniture dropped in your living area. Floor guys will move your furniture when completed. Good luck

Bonus every business has scale floor plans, for every house. Unless you have a stretch in a spec home which sometimes happens