Hi.
user
Hello. How can I assist you at this moment?
assistant
 I just want to change an existing reservation as my meeting got post pone due to some technical issues.Can you help me with this?
user
Sure, I will assist you with that. May I know your name for further process?
assistant
Thank you. Samuel Harris.
user
Ok, please hold on a moment.
assistant
Ok.
user
There is no previous reservation available under your name.
assistant
No issue, Thank you for the information.
user
Thank you for reaching us.
assistant