Hi,. I am Michelle Turner.
user
Hello, how may I aid you today?
assistant
I want to change my existing reservation due to postpone of my exams. Can you help me with this?
user
Sure, please wait for a couple of minutes I will get back to you.
assistant
Sure, I will wait for your response.
user
Sorry, there is no reservation found on your name.
assistant
It's ok, no problem. Thank you.
user
Thank you for contacting us.
assistant