Special Event Reservations. Special events require a special event application to be submitted at least 90 days prior to the event date.Special Event Request. Fill out my online form. To register to speak at the Council meeting, call the City Secretary's Office at 214-670-3738. How do I sign up to speak at the next Council meeting? Secure a reservation for your next corporate meeting or special event at Roam's Dallas meeting space. Fancy Meeting You Here. If you like your bubbles with banter, your meetings with a view and your socials with a smile, then we have a Dallas venue for you. Host your next gathering at Hyatt Regency Dallas.