Hello.
user
Hello, how can I help you today?
assistant
I would like to change my existing reservation, due to sudden demise of my grand father. Can you please help me?
user
Sure, I am here to help you.
assistant
Thank you.
user
May I know your name to search with existing reservation?
assistant
My name is Linda Miller.
user
Sorry, there is no reservation found under your name to change.
assistant
No problem, thank you for checking.
user
Thank you for choosing us.
assistant