Hello.
user
Hello, how can I be your helping hand today?
assistant
I am planning to change an existing reservation, due to health issue. Can you please help me out?
user
Surely, I will help you out.
assistant
Thank you.
user
On whose name, you want to change the reservation?
assistant
Sure, my name is Larry Williams.
user
Ok, please wait for a while.
assistant
Sure.
user
Sorry to say that, no reservation was found on your name to change.
assistant
That's fine, thank you for your service.
user
Thank you for availing us.
assistant