Hello.
user
Hello. How can I help you?
assistant
I am Michelle Anderson. I am planning to change an existing reservation, due to health issue. Can you please change my ticket?
user
Yes, I can help you.
assistant
Thank you.
user
Sorry to inform you that there is no reservation found on your name.
assistant
That's fine.
user
Thank you for contacting us.
assistant
Thank you for your service.
user