Police are appealing for information, following allegations of an armed robbery at Werrington Lakes.
About 6.20pm on Sunday, October 15, a 34-year-old woman was walking along a track at Werrington Lakes.
Police allege that two teenage Caucasian men approached the woman and produced a dark coloured switch bladed knife and pointed it at her.
It is alleged they demanded money and her wallet, but the woman was not carrying either.
They then allegedly demanded her phone, but she refused.
Two witnesses appeared, disturbing the teenagers.
They were last seen running through parkland onto Herbert Street.
Police are appealing to the community for any witnesses or anyone with information for this incident.
Anyone with further information is urged to contact St Marys Police or Crime Stoppers on 1800 333 000.
Formerly with the ABC, Makayla is a graduate of Western Sydney University. She covers a variety of news topics for the Weekender, including courts.