Hi.
user
Hello, how can I help you today?
assistant
I want to change my existing reservation. Can you help me for this one?
user
Sure, may I know your good name?
assistant
Sure, Rachel Garcia here.
user
Please wait for a moment.
assistant
Sure, make it fast.
user
Sorry to say that, no reservation was found with your good name.
assistant
No issues, thank you for the information.
user
Thank you for reaching us.
assistant