Hello, I am William Gonzalez.
user
Hello, how may I assist you?
assistant
Due to an emergency meeting with my clients, I need to postpone my trip. Can you help me to do some changes in my reservation?
user
Sure, hold on for a moment. Let me check.
assistant
Take your time.
user
Sorry William, there are no flights reserved on your name.
assistant
No issues. Thank you for checking.
user
Welcome, thank you for choosing us.
assistant
You are welcome.
user