MakeMyTrip India — Manager or Head should see the issue as it is not solved

As per travel agent my concerns are not solved yet, they have promised me some solutions before 24 - 48 hours they might give but still they i am waiting for their reply . now it is almost 96 hours from the day when i have received the email when i am calling make my trip Mr. Navi Hussain is not reachable he is not taking calls even after i am dropping email to his official e-mail id . i have requested for a senior or a manager to take my concerns but still no one has seen my concerns . i was going on emergency basis but still my concerns are not solved . i would like some head to get into the issue and solve my issue so that i reach at my destination. it was staff error because of that Pax is suffering and no one is solving my issues .