Hello. I am Dennis Hill.
user
Hello, How can I help you?
assistant
I want to change my existing reservation due to sudden demise of my grandfather. Can you please help me with this?
user
Sure, Please wait a second.
assistant
Sure.
user
Sorry, No reservation found on your name.
assistant
Ok, not an issue. Thank you for the information.
user
Thank you for availing us.
assistant