Actress Aishwarya Rai Bachchan, who marked her 15th year at the Cannes Film Festival, picked a golden-brown ensemble by ace Indian fashion designer Rohit Bal for the gala.Aishwarya, who was sporting a heavily embellished floor-sweeping, golden-brown coloured bandhgala jacket, was at the press conference for her forthcoming film "Sarbjit". The screening for "Sarbjit" is scheduled to take place on Sunday, read a statement.The former beauty queen, who is representing cosmetic giant L’Oréal Paris at the gala, paired the designer's outfit with smoky grey eyes and nude lips. Aishwarya teamed the outfit with a neckpiece by Deepa Gurnani and shoes from Nicholas Kirkwood. Directed by Omung Kumar, "Sarbjit" is a biopic on Sarabjit Singh, an Indian farmer who was convicted of terrorism and spying in Pakistan. He was attacked and killed by inmates at a Lahore prison in April 2013. Randeep Hooda will be seen playing Sarabjit Singh in the film.The film, which also stars Richa Chadha, will be narrated through the perspective of the victim's sister Dalbir Kaur, played by Aishwarya.