Yes, you can change your URL to anything you like. Simply go to your dashboard and click on "Profile", then "Settings" and under the field "Username" feel free to enter any name you like. In the field to its right you can see the full URL accordingly.
After you change your booking link, your old link will stop working so make sure to update your link at all places where you shared it!
Similarly, you can change your name and email address under the same page ("Profile", then "Settings").