I have a reservation.
- Tengo una reservación.
I have a reservation for two nights.
- Tengo una reservación para dos noches.
I'd like a hotel reservation.
- Eu gostaria de uma reserva no hotel.
I'd like to change my reservation.
- Gostaria de mudar minha reserva.
Can I reserve a flight to Osaka?
- Posso fazer uma reserva num voo para Osaka?
Good morning, I would like to reserve a room.
- Bom dia, gostaria de reservar um quarto.