Simplify the following text for a Grade 10 native English-speaking person.
Original: The city is served by Sultan Mahmud Badaruddin II Airport which has scheduled flights to many cities in Indonesia and also to Singapore by Silk Air and Malaysia by Sriwijaya Air .
Simplified: The city is served by Sultan Mahmud Badaruddin II Airport which has many flights to many cities in Indonesia and also to Singapore and Malaysia .