Please choose what you want! If you want a simple rename, write "simple" for type. If you need usurpation, write "usurp" in the type section and if your request does not belong to any of the above, write "other".
Add the username you want to change (probably it's your current username) for "old" section and don't use "User:" prefix
Add the username you want the old user name to change to, in the "new" section and don't use "User:" prefix
Add the reason for change request in "reason" section and DO NOT SIGN