A 32-year-old drunk man accidentally shot himself to death while showing his pistol to a friend in South Delhi's Sangam Vihar, the police said on Tuesday.
The deceased has been identified as Amit, a resident of Sangam Vihar, Vijay Kumar, Deputy Commissioner of Police (South), said.
The incident took place on Monday night.
A case has been registered, the police said.
"Sidhu told me he had already committed himself to going. When I informed him of the stand I had taken on the issue, he said it was his personal visit but he would get back to me. But I did not hear from him," Mr Singh said.
The accused, who gave his name as Derrick Joe, came into contact with the woman who had just started her own business dealing with international clients, a police official said.
According to her, the Narendra Modi government had given priority to national interests in its foreign policy.
Virali Modi, 27, narrated her ordeal on Twitter and said the incident happened on Monday, when she reached the airport to catch a flight to London.
The man, identified as Gulshan Kashyap, a resident of Gurgaon in Haryana, was arrested near the Sab Mall in Sector 27 after raids were conducted to find him, they said.
Chandramukhi M is a candidate of the Bahujan Left Front, led by the CPM, on the Goshamahal seat in Hyderabad