u/Agreeable-Job-4639

What does this mean? Sorry if it’s a dumb question. If we change, do we get still get world traveller plus we paid for?

Dear Customer,

We wanted to inform you that due to a late aircraft change on your upcoming flight to London Heathrow, this service will now operate with less capacity. 
We would like to offer you the option to travel on BA296 today departing at 21:15 local time, arriving at 11:15 local time 13 May subject to availability.