[Resolved]  Citibank Credit Card — Dishonouring a Cheque

I'm Suryanarayan Maharana using your citibank card no-[protected] previously the card no was [protected]
since 11/2007, every month i deposit my due amount before due date even never late fee charges on me but last month my due date was 12/08/08 of amount Rs 2597/-and i dropped cheque from SBI, delhi cantt branch dtd.8/8/8 and i got a mail from the citibank that tha cheque has been bounced on 13/8/8 due to insufficient balance on my account but immediately i enquired details from my bank and i discovered that inspite of sufficient balance, actual the cheque did not produced even till today and i request to citibank customer care for the said cheque details statement as per said my sbi bank but they are not support me anyway and ultimately they charged on me around Rs 1000/- as various charges, after repeated request for the statement they told me falsele that we have already send you on 20th/23rd/27th Aug and lastly on 1st sept. they send it to me but till now i've not received the deatails statement that was to be produce on my bank, nothing i got way i send a letter to Citibank, chennai through Speed post with my bank statement and also cc to fax to gurgaon office also on 4th sept. and clearly i mentioned if you don't take any step within seven days i'll take legal action on you, so kindly help me, however i deposit my next due amount on 6th sept through cheque except the controversy amount of Rs2597/- and the late charges around Rs 1000/-
Thanking you,
with regards,
Suryanarayan maharana
WZ-1498A, G/F, Nangal Raya,
New Delhi-110046
Mob-[protected]