Hello.
user
Hello.
assistant
I am Anna Jones.
user
How can I assist you today?
assistant
I just want to change my existing reservation, due to sudden demise of my grand mother. can you help me with this?
user
 Sure,I am very glad to help you with that.
assistant
Thank you.
user
Sorry Jones, there is no reservation found under your name in our database.
assistant
That's ok, thanks for your information anyways.
user
Thank you for reaching us.
assistant