The assailants came in a car and fired five to six shots at her before fleeing away.
22-years-old Dahiya, a resident of Nahra-Nahri village of Haryana's Sonipat, was living in Narela of Delhi.
She was on way to her home at around 4:15 p.m. when the incident occurred.
She was accompanied by a male singer, her assistant and driver.
The body of the deceased singer has been sent to the mortuary at a general hospital. (ANI)