1. A trip or journey that is kept confidential, restricted to specific individuals, or requires prior booking and confirmation
The executive took a reserved trip to meet with international partners.
O executivo fez uma viagem reservada para se reunir com parceiros internacionais.
2. Travel arrangements that have been booked or reserved in advance with restrictions on access or information
The diplomatic delegation traveled on a reserved journey with limited public information.
A delegação diplomática viajou em uma viagem reservada com informações limitadas ao público.