Many judges will feel that 7 days is plenty of time to find an attorney and hire them. There are family law attorneys throughout Houston, Texas.
Check out this website and www.lawguru.com. If you "google" "Harris County family law attorney" or something similar, approx. 1 million results pop up, so claiming that you can't find an attorney, just won't work with the judges.
You can also go to the Family Law Center at 1115 Congress or the Civil Courthouse before your hearing date and observe family law attorneys "in action".