HI.
user
Hello.
assistant
I am Christine Young.
user
How may I be of your service?
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, we are here to help you.
assistant
Thank you.
user
Please wait a moment I will check the reservation list.
assistant
Ok.
user
I am sorry to say that, there is no active reservation found with your name in our database to change it.
assistant
No issue. Thank  you.
user
Thank you for approaching us.
assistant