Hello. I am Carol Phillips.
user
Hello, how could I assist you today?
assistant
I need to cancel my recent reservation due to postpone of my Master's Viva. Could you please help me in  doing that?
user
Sure, I am here to help you. Please wait for few minutes, I will check with recent reservation and get back to you.
assistant
Sure.
user
There is no recent reservation found on your name.
assistant
No problem, thank you for your information.
user
Thank you for approaching us.
assistant