Hello.
user
Hello, how can I help you today?
assistant
I want to change my existing reservation, due to some health issue. Can you please help me out/.
user
Sure, can you share me your good name to proceed further?
assistant
My name is Kimberly Green.
user
I am very sorry to inform you that there is no reservation found under your name in our database.
assistant
That's ok, thank you for checking.
user
Thank you for reaching us.
assistant