Sure! Visiting São Paulo and Brasília will give you a glimpse into Brazil's vibrant culture and urban life. Here are some travel tips:

Best Time to Visit:
The best time to visit both cities is during the dry season, from April to September, as the weather is pleasant.

Route and Accessibility:
Both cities have international airports - São Paulo–Guarulhos International Airport in São Paulo and Brasília International Airport in Brasília. Major airlines have frequent flights to and from these cities.

Altitude and Acclimatization:
São Paulo and Brasília are located 760 and 1,172 meters above sea level respectively. You should not worry much about altitude sickness, but if you are travelling from sea level, it might be a good idea to take it easy on the first day.

Accommodation and Booking:
There is a wide range of accommodation options available in both cities, from luxury hotels to budget hostels. It is advisable to book your stay well in advance, especially during carnival time and other major local festivals.

Clothing and Essentials:
Casual summer clothing is suitable for the day time, but a light jacket might be necessary for cooler evenings. Don't forget your sunscreen, hat, and sunglasses.

Health and Safety:
While both cities are relatively safe, it's wise to take standard precautions. Keep an eye on your belongings, especially in crowded places or at night. Check with your healthcare provider about any potential vaccinations you might need.

Local Etiquette and Respect:
Portuguese is the official language, so learning a few basic phrases can be useful. Brazilians are known for their friendliness, but a respectful attitude towards local customs and traditions is always appreciated.