Indian Oil Corporation [IOC] — cylinder not delivered but sms received for delivery

Address:

Veena Gas Service, Sarai Julena, Okhla, New Delhi

I booked my gas cylinder on 8 May 2020, consumer number- 03589 after few hours I received a message of invoice number 92316 (last 5 digits).
Next day on 9 May 2020, I received a message on my cellphone that gas cylinder is delivered with invoice details but I haven't received my Gas Cylinder delivered yet to my address.