Hi.
user
Hello, how can I help you?
assistant
Owing for an emergency, I want to change my reservation. Can you please help me?
user
May I know your name please?
assistant
My name is Timothy Anderson.
user
Sorry to say, there is no reservation on your name in our database.
assistant
Sad to hear that. Anyway, thank you for checking.
user
Thank you for opting us.
assistant