Trinamool Congress Chief Ms. Mamata Banerjee, set to become West Bengal Chief Minister, today invited her ally Congress to be part of her government as she met Congress President Mrs. Sonia Gandhi in New Delhi. Ms. Mamta had a meeting with Mrs. Sonia Gandhi at her residence where she invited the Congress leader for the swearing-in ceremony of her cabinet, likely to be held on Friday.Ms. Banerjee told reporters after the meeting that she said that she has invited them to join the government. Asked about her replacement in the Union Cabinet, she said it was for Prime Minister Manmohan Singh to take a call on the issue. To a question whether her party General Secretary Mukul Roy could be a possible replacement, she said he came along with her to Gandhi's residence as he was available in the city. Ms. Banerjee said that she had shared ties with the Gandhi family from the days of late prime minister Rajiv Gandhi.