Hi.
user
Hello, how may I help you?
assistant
Can you please help me in changing my existing reservation?
user
Sure, let me know your name please.
assistant
I am Edward Hill.
user
Ok, please wait for a while.
assistant
Ok.
user
Sorry to inform you Edward Hill, there is no active reservation found with your name in our records.
assistant
No issues, thank you.
user
Most welcome.
assistant