Hi.
user
Hello. How may I aid you today?
assistant
Could you please change my existing reservation due to postpone of my exams?
user
Sure, I will help you with that.
assistant
Thank you.
user
May I know your name please?
assistant
My name is Melissa Phillips.
user
I am sorry to say that there is no reservation found under your name.
assistant
Not a problem, thank you for the information.
user
Thank you.
assistant