Air India Express — Air India Express - Cancellation amount of 2 tickets wasn't returned to account till today

I had cancelled 2 tickets (Confirmation no. HHVWYX on 19/11/13 & RZAE7Z on 21/10/13) through your site. Reminder emails has been sent to air India express office and till now i have not received any response from your side regarding the refund amount. These tickets has been cancelled before 3 months and till today i have not received the refund amount to my account. While contacting your office, they say that the amount will be credited to my account within 2 weeks. Now its almost 3 months and your office staff doesn't give a proper reply and confirmation regarding the refund amount. So kindly do the needful to reimburse the refund amount to my account at the earliest. Appreciate your quick action on this issue.