Hi.
Hello.
 I just want to change an existing reservation as my meeting got post pone due to some technical issues. Can you help me?
Sure, I will help you with your concern.
Thank you.
May I know your name please?
Robert Gonzalez here.
Please hold on a moment.
Ok.
Robert Gonzalez, no reservation has been found on your name in our database.
No issue, Thank you for the information.
Thank you for approaching us.