TD-MMT — Not able to rebook the tickets

Due to covid second wave, we have cancelled our booking and kept the tickets in open state.Our booking ID is NF[protected]. we want to reschedule it for traveling in the 1st week of Aug 2021.After discussing with the mmt executive, Anamika sen we came to know that the rebooking can be done only through mmt executive.Now we have decided the travelling date as 4th Aug 21. So we want to contact the executives through ph.But we're not able to contact them.pls contact us through our [protected]@gmail.com.