Please help me whether this letter is correctly formated

Sub: Tel nos.: 0000 & 0000– Service rental charges cancellation  Dear Sir/ Madam, This is to request to your good office that to cancel service rental charges to above mention tel. numbers being charge for (a) numeric display paging service (b) First Del Business (c) Numeric display paging service and as follows Kindly, please do the needful at your earliest

 

be more precise, no one knows here as to why you want to cancel the telephone charges, i.e. does your company has been charged on the same bill? or your company is not responsible to pay or maybe you have to refer to the previous agreement

let me know

jay