Make it a part of your "plea" or "prayer" in the Second Appeal.
Give reasons as to why you cannot attend personally all the way to Delhi.
Many applicants use "video conferencing" through NIC or "audio conferencing" directly.
For NIC facility, you will have to go to the local NIC centre at the appointed time for attending the hearing through video conferencing.
For Audio Conferencing, the
CIC calls up directly and sets up the audio conference.