VIENNA, Va. -- Police in Vienna have released a sketch of the man that allegedly assaulted a 17-year-old girl Monday night.

A Vienna police officer found the girl talking to Fairfax County police at about 10:15 p.m. She said that a Hispanic man in his 30s and standing about 6 feet tall with short brown hair and a mustache approached her on a green bicycle in the 200 block of Maple Avenue West.

Police said the man first approached her at a street festival and started talking to her. The man allegedly told the girl he had seen her earlier with a boy, police said. The man said he was 22 years old and from Honduras and wanted to be the girl's boyfriend.

She kept walking as he talked, police said, but the encounter turned physical.

According to police, the man grabbed the girl's arms and tried to push her down a trail near Shepherdson Lane. When she screamed, the man allegedly put his hand around her throat and tried to force her into a wooded area, News4's Miguel Almaguer reported.

Police said the girl was able to fight off her attacker and flee.

The man wore a yellow button-down short-sleeve shirt and blue jeans.

Witnesses should call police at 703-255-6395. Officers said people approached them saying they heard screaming. Police want to talk to the people who heard the screams.