>That couldn't be possible because there's no enough time. Actually the interviews in the consulate are schedule to mid november.

Try calling and explaining that you have additional documentation as well as your CEO's willingness to be present at the meeting.

State that this is strictly a business trip and that it is date-sensitive and that your job and your business rely on information and training that you will be receiving during the conference.

If that still doesn't help, visit whitehouse.gov and send a message to the president's office. Those messages DO get replied to and followed up upon.

Alex