The incident took place yesterday when the girl, who is disabled in hands, was alone at her home under Laalbaag police station limits, a local police official said.
The CISF, that is tasked to guard 59 civil airports in the country, was alerted by the Finance Ministry to check the suspicious movement of cash and other high value items in the wake of the notes ban of the old Rs. 500 and Rs. 1,000 notes in November last year.
Prime Minister Narendra Modi's pet 'Swachh Bharat' mission on Friday came in for sharp criticism by a top UN expert on sanitation who said it "lacked a holistic human rights approach", drawing swift reproval from the government.
Officials said some of the passengers were taken to Delhi by road while others were provided hotel accommodation and the rest were sent in another flight this morning.
The incident was reported from north Delhi's Sadar Bazar area on Wednesday morning when 20-year-old Umaira and her mother Shahjabeen were at their home.
In a sensational twist to the case, CBI announced on Wednesday that it had apprehended a senior student of Ryan International School on Tuesday night in connection with the murder of Pradyuman Thakur, rejecting the Gurugram police's theory that the killing was the handiwork of Ashok Kumar.