Qatar airways Extra baggage allowance

https://www.qatarairways.com/en-u…a-bag.html
Dear Mr. X,
Enjoy the ease of worry-free packing on your next journey with Qatar Airways. Simply enter promo code: FREEBAG when you book a ticket in Economy Saver, Value, or Flexi to select destinations and you will receive an additional baggage allowance.
Book now until April 27, 2018* for travel between April 21, 2018 through April 28, 2019*, with no blackouts and take packing off your mind.
Here’s how to easily redeem your additional baggage allowance:
1. Start searching for flights from any of our online US gateways:*
Atlanta (ATL), Boston (BOS), Chicago (ORD), Dallas (DFW), Houston (IAH), Los Angeles (LAX), Miami (MIA), New York (JFK), Philadelphia (PHL), and Washington (IAD).
To any of the following destinations:*
Lahore (LHE), Karachi (KHI), Islamabad (ISB), Bengaluru (BLR), Chennai (MAA), Delhi (DEL), Hyderabad (HYD), Kochi (COK), Kolkata (CCU), Mumbai (BOM), Dhaka (DAC), and Colombo (CMB).
2. Choose dates: the offer is valid from April 21, 2018 through April 28, 2019*, with no blackouts!
3. Enter promo code: FREEBAG
4. Book an Economy Saver, Economy Value, or Economy Flexi ticket.*
5. Enjoy your free extra baggage allowance!