Hello.
user
Hello, how can I abet you?
assistant
I just want to change my existing reservation due to health issue. Can you help me out?
user
Sure, I will help you. May I know your good name to check in the reservation list?
assistant
My name is Gary Taylor.
user
Sorry, no reservation exists in your name.
assistant
No issues, thank you for your information.
user
Thanks for reaching us.
assistant