Please help us to help you by reading and following the posting guidelines located in this thread: Please read before requesting assistance. The more information you give us the better we will be able to assist you. Thank you.
Environment details? (see Admin panel -> Dashboard -> Information)
samratu most of our end user has no email address.
This is a problem. osTicket requires users (and Agents) to each have unique email addressees.
How are these agents posting responses to tickets, in the UI? Multiple agents having the same email address could likely break things when it comes to posting responses.
