Air India Express — Calls Not Being Attended

Hi. My Name is Sahzeer. I have my journey planned shortly in Air India Express Flight from Dubai. When I brought the tickets online the option for adding extra 10KG baggage was disabled and so now I have only 20KG as my limit. I have been trying to contact the Air India Express Office in Dubai (City Office[protected], Airport Office[protected] &[protected] since past 4 days but unfortunately no one answers the call. This is really disappointing response from AIE.