First of all, not all attorneys are 'sir.' You do need a good attorney to get you out of this complicated situation. May be you should hire that attorney who advised you to get a divorce. Good luck.
This answer is for informational purposes only and should not be construed as legal advice.
Why aren't you hiring the attorney that you paid for a consultation?
PROFESSOR OF IMMIGRATION LAW for over 10 years -- This blog posting is offered for informational purposes only. It does not constitute an attorney-client relationship. Also, keep in mind that this is an INTERNET BLOG. You should not rely on anything you read here to make decisions which impact on your life. Meet with an attorney, via Skype, or in person, to obtain competent personal and professional guidance.
The attorney would not be able to substitute the wife at the interview. Divorce would not resolve you problem. It must have not been an immigration attorney who gave you an advice otherwise.
The information contained in this answer is provided for informational purposes only, and should not be construed as legal advice on any subject matter,not should it be viewed as establishing an attorney client relationship of any kind.