Hello, I am Stephen Jones.
user
Hello. How can I serve you today?
assistant
I intend to change my existing reservation as my plan to go on a vacation got postponed. Can you help me with it?
user
Ok, sure wait a moment I will check the reservation list.
assistant
Ok.
user
Thanks for waiting, unfortunately there is no reservation found by this name.
assistant
That's fine, Thank you for the response.
user
Thanks for reaching us.
assistant