In a candid conversation with ANI on the same, the tea seller from Nagpur said, "I was not aware at all. I thought that he was some guy from a foreign country so I should serve him tea. The next day, when I came back to Nagpur, I realised who I served tea to. 'Agle din pata chala maine kisko chai pilaya." Did Not Recognise Him Initially: Dolly Chaiwala Opens Up About Serving Tea to Bill Gates, Shares Viral Experience.