I bought the wrong game, I would like to ask how to refund, no download did not play

You would need to contact support and speak to billing. http://support.xbox.com/contact-us

Is there a faster way of doing it because i really want this game.

it doesnt let me fill the refund request it sais '' contact us'' and when i contact them its a robot that sais to contact them and then another robot answers and sais to contact

Hi there!

Thanks for reaching out to us! If you've made an accidental purchase, then you can

request a refund online. Be sure to have your order number, purchase description and amount paid when you fill out the web form.

Click here to learn How
to complete the refund request form.

After you submit the request, you’ll receive confirmation and follow-up emails that will include instructions on how to keep track of the status of your request.

If you have questions about the process or have not heard anything within 48 hours please reply to the confirmation email sent to you.
Our dedicated team is ready to assist you.

I hope this helps you out! Please let us know the results.

It's part of the Black Friday sale which is in early access for gold members through today. The sale becomes available for all members tomorrow and runs through the 26th. https://majornelson.com/2018/11/14/black-friday-starts-today-for-xbox-live-gold-members/