Airtel — minimum recharge massage

Address:

Kolhapur, Maharashtra, 416001

Co send massege to me as given below.. Dear customer, as a service gesture, validity of your airtel mobile has been extended by 10 days. Thereafter, to continue enjoying outgoing services, recharge with rs23 or unlimited/smart pack. To buy from main account balance dial *121*51#
Actually i have enough rs. 51/- balance. My cell number is [protected]