Blazeflash Couriers Ltd — letter has not reached destination

Address:

Uttar Pradesh

i sent a letter with a cheque for the renewal of my subscription to manorama tell me why magazine by blazeflash courier from aligarh, u.p. to kottayam, kerala on[protected]. the web tracking told me that the letter reached kottayam on the 29th of march but has not been delivered. i have also not received any word from the magazine people that they have received my renewal cheque. i want to know the what the delay is in the delivery of my letter.
meeta saxena