Hello, I am Sarah White.
user
Hello, how may I assist you?
assistant
I want to do some changes in my existing reservation due to an emergency. Can you help me?
user
Sure, I am here to help you. Hold on for a moment. Let me check. Sorry White, there are no flights reserved on your given name.
assistant
No issues. Thank you for checking.
user
Welcome, thank you for choosing us. Have a great day.
assistant
You are welcome.
user