Hannah Kobayashi never got on her flight from LA to NYC on Nov. 8 and disappeared in Los Angeles; new surveillance footage shows her with a mysterious man, her family says.

It’s been over a week since Hannah Kobayashi's loved ones have heard from her after she missed her connecting flight at LAX and disappeared — her aunt tells PEOPLE they want her to know they're searching for her,

Hannah Kobayashi was on her way to New York when she disappeared after a layover at LAX. Her family believes there's foul play involved.

The family of the Hawaii woman who vanished in Los Angeles earlier this month is calling on authorities to ramp up their efforts after viewing alarming footage of her from more than a week ago.

The family of a woman from Hawaii who disappeared after arriving at LAX rallied alongside 50 volunteers Thursday afternoon in downtown Los Angeles.

Hannah Kobayashi was caught on camera with a stranger in Los Angeles after she didn't get on her flight bound for New York City on Nov. 11, according to her family “She knows no one in L.A.," said her aunt Larie Pidgeon.

Hannah Kobayashi was reported missing by her family to the Los Angeles Police Department on Nov. 12 after she missed a connecting flight from Maui to New York City at LAX days earlier on Nov. 8.

The family of a woman who has been missing for over a week says they fear she may have been trafficked. Hannah Kobayashi was on her way to New York from Hawaii but missed her connecting flight in Los Angeles on Nov.