<span style="color: #222222;">New Delhi has asked Islamabad to send back Wing Commander Abhinandan Varthaman without any delay. </span><br />'' <br />'' <span style="color: #222222;">It ruled out any negotiation, deal or talks on the issue and said that the Indian Air Force officer must be treated humanely and sent back to India unharmed and unhurt. </span><br />'' <br />'' <span style="color: #222222;">Official sources said in New Delhi that India has not sought consular access to meet Wing Commander Abhinandan. They said if Pakistan thinks that it will hold India hostage with its captured defence personnel, it will not happen. </span><br />'' <br />'' <span style="color: #222222;">Wing Commander Abhinandan is in Pakistan's custody following an aerial engagement by air forces of the two countries.</span><br />'' <br />'' <span style="color: #222222;">Sources also said, New Delhi expects Islamabad to take immediate, credible and verifiable action against terrorism if it wants to hold dialogue with India. They maintained that the ball is now in Pakistan's court. </span><br />'' <br />'' <span style="color: #222222;">On Pakistan's Prime Minister Imran Khan calling for dialogue with India, sources said, it is up to the neighbouring country to create an atmosphere for talks. A dossier has been handed over to the Acting High commissioner of Pakistan yesterday containing evidences of involvement of terror outfit Jaish-e-Mohammed against India. </span><br />'' <br />'' <span style="color: #222222;">It is now for the Pakistan Prime Minister to walk the talk and take action. Sources said, India has an upper hand and P4 nations Russia, the UK, the US and France have been firm to fight against terrorism. </span><br />''