Hello.
user
Hello, how may I assist you?
assistant
I want to make some changes in my existing reservation because I did not get the concert tickets, so I am planning to travel on another date. Can you please help me?
user
Sure, could you please mention your name?
assistant
My name is Gary Lee.
user
Gary, please wait for a moment.
assistant
Ok.
user
Sorry Gary, there is no reservation found on your name to change your reservation.
assistant
Oh' It's ok, no problem. Thank you for your information.
user
You are welcome.
assistant