Hi.
user
Hello.
assistant
I am Nicole Johnson.
user
How may I help you today?
assistant
 I just want to change an existing reservation as my meeting got post pone due to some technical issues. Can you help me?
user
Sure, I'll help you in changing an existing reservation.
assistant
Thank you.
user
Please wait a moment I'll check the reservation list.
assistant
Ok.
user
Thank you for waiting, no reservation was found on your name in our database.
assistant
No issue. Thank you.
user
Thank you for availing us.
assistant