This Lalique eau de toilette could work well for a number of occasions. The 50-ml packaging is small enough for you to bring in your carry-on on a plane.
Cosmetify
Lalique L'Insoumis Eau De Toilette 50ml
The Range
Lalique L'insoumis Eau de Parfum 50ml - Black
OnBuy
Lalique L'insoumis Eau De Parfum 50ml