St George police have launched an investigation after a girl was approached by a man in Kogarah on Friday.
About 2:50pm a girl, 13, was walking along Gladstone Street at Kogarah when a van pulled up beside her.
Police said a man attempted to speak with the girl before she walked away.
The van was last seen turning into Railway Parade North.
Police want to speak to a man in the van about the incident.
He is described as being of Caucasian appearance, 50 to 60 years old, slim build with white hair and beard.
He was wearing a black shirt and grey jeans.