Islamabad, Jan 03: Pakistan today voiced optimism on improvement of relations with India saying that "things are moving ahead". "We are optimistic. Things are moving ahead," Pakistan Foreign Secretary Riaz Khokhar told reporters ahead of the three-day summit beginning tomorrow. He said Pakistan was looking forward to Prime Minister Atal Bihari Vajpayee's visit here for the summit. Replying to questions including those on Kashmir, he Said, "I don't want to spoil anything by commenting on sensitive issues." Bureau Report