Hello. I am Donna Hall.
user
Hello, how may I help you today?
assistant
I want to change my existing reservation, due to some health issues. Can you help me with that?
user
Sure, I am here to help you.
assistant
Thank you.
user
Please wait for some time.
assistant
Sure.
user
Thanks for waiting. Sorry, no reservation found on your name in our data base.
assistant
No problem. Thank you.
user
Thank you for reaching us.
assistant