Indian Oil Corporation [IOC] — registration of wrong mobile no by consumer (lpg) no [protected]

My personal details... Name-uttam kumar das.
Consumer no/id (Domestic)-20274/[protected]
Distributor name-south end gas distributor, p-85, kanungo park, kolkata-
700084. Last booking no:[protected] dt 06.07.2020
Lpg cylinder received on 09.07.2020.
My registered mobile no-[protected]

I have received 3 sms (S) in my other mobile ([protected]) from "va-indane"
On 12th &13th august, 2020 advising lpg booking/delivery of consumer no-[protected] (Ref no[protected] under invoice no[protected].

I do not understand the the reason for receiving such sms (S) in my mobile. How can the consumer in question book lpg by my mobile no
And subsequently sms (S) are being sent by indane?

Kindly look into the matter and advice asap.

Thanks and regards,
Uttam kumar das
Email-das. [protected]@gmail.com