Hello.
user
Hello, how may I assist you?
assistant
I am Christine Williams.
user
Yes, Williams.
assistant
I am planning to change an existing reservation, due to health problem. Can you please change my reservation?
user
Sure, I will help you out.
assistant
Sure, take your own time.
user
Sorry Williams, no reservation found on your name.
assistant
That's fine. Thank you for your help.
user
Thank you for reaching us.
assistant