It is possible, though the process will take time and effort, and may not work out. The likelihood of success is dependent on space availability.
You should first go through UHR to secure an assignment for next year. The person(s) you wish to live with should apply for housing in February when the application for non-UHR participants opens. Then, If that individual is able to get a housing assignment, everyone involved should fill out a group reassignment request asking to be placed together. Reassignment isn’t guaranteed, but we’ll do our best to place you together. You can increase your chances for reassignment by submitting your request as early as you can, and being flexible in your preferences.