Detectives are investigating an incident in the early hours of this morning at Woree, Queensland Police say.
Initial investigations indicate around 3.30am two people entered a fast food restaurant on Charlotte Close and assaulted two staff members.
The pair then fled on foot towards Mintaro Crescent.
Officers attended the premises, including the dog squad, however were unable to locate those responsible.
Detectives are seeking assistance from the community to assist with their investigations.
Anyone who may have witnessed the incident, or anyone who may have been driving in the vicinity of Mintaro Crescent and may have dash cam footage, are urged to contact police.
If you have information for police, contact Policelink on 131 444 or provide information using the online form 24hrs per day.
You can report information about crime anonymously to Crime Stoppers.