How to perform 'Async Remove Punctuation' in Dart.
// Task: Async Remove Punctuation
// Language: Dart
void asyncRemovePunctuation() {
// Implementation for Async Remove Punctuation
var result = ...; // Initialize variable
// TODO: Implement core logic here
// Step 1: Prepare data
// Step 2: Process Async Remove Punctuation
print("Done");
}