Hi.
user
Hello, how can I help you today?
assistant
Can you please help me out in changing my existing reservation?
user
Sure, we are here to help you. May I know your name?
assistant
My name is Edward Thompson.
user
Please wait a moment.
assistant
Ok.
user
Sorry to say, no reservation found with your name.
assistant
That's ok, thank you for the response.
user
Thanks for reaching us.
assistant