Hello.
user
Hello, how may I aid you?
assistant
I am planning to change an existing reservation, due to health issue. Can you please help me out?
user
Sure, we are here to help you.
assistant
Thank you.
user
On whose name, the reservation has been made earlier?
assistant
My name is Jacob Green.
user
Please wait for a while.
assistant
Sure.
user
Thanks for your time, there is no active reservation found in your name.
assistant
That's  fine, thank you for your service.
user
Thank you for choosing us.
assistant