Hindustan Petroleum Corporation [HPCL] — staff attitude

Address:

Ramayampet,medak,pin:502101, Medak, Andhra Pradesh

Hi,
My self amar singh from hyderabad today i visit your hp petrol pump at ramayampet dist:medak pin 502101
I purchase petrol at ramayampet petrol pump and i am given debit card to him then he is showing attitude and he used vulgar long wage.
And he is saying to me don't come again we pump (Staff name don't know but that time only one staff is there hole petrol pump time 12:11pm)
So kindly teack action on your staff asap

Thank you,
Amar singh,