Hello.
user
Hello. How may I help you?
assistant
 Owing to an emergency, I want to change my reservation. Can you please help me with that?
user
Can I know your name?
assistant
Ruth Edwards here.
user
Let me check status with your recent reservation.
assistant
Ok.
user
Sorry, there is no reservation by name Ruth Edwards.
assistant
Thank you for the help.
user
Thank you.
assistant