Demon

[Vodkalil3]

Planes economy or business area

S?c?i??

Thank you

[Captain2]

Section fits, sort of, but can't parse it.

[Tilly2]

section

 

[Tilly2]

Economy section or business section

[newmodarmy]

Yes...rhe missing apostrophe made it harder

[Neveracrossword]

I think the clue works a little better if it is 'Plane's economy or business area', as Section would then be Plane (Plane is...) and also Economy or Business area.