Airtel — outgoing call not connecting

Address:

Chennai, Tamil Nadu, 600037

For the past three days from my phone [protected] the out goinget calks are diverting and automatically disconnect the call is have spoken with complaint but so far not clear this problem and i went ann nagar airtel show room regarding this issue they raised a complaint mail to technical department that said with 4 hours it will solve but they have not solved the problem so i request you to attend this [protected]@gmail.com learning km mediatly i have to call my boss and staff regarding work. Request you to clear it immediately