Hi.
user
Hello. How may I help you?
assistant
I am Christopher Young. I want to change my existing reservation due to postpone of my exams, so can you help me with this?
user
Sure, I will help you.
assistant
Thank you.
user
Please, wait a minute.
assistant
Sure.
user
Thank you for being patience, there is no reservation found on your name.
assistant
No problem, thank you for the information.
user
Thank you for approaching us.
assistant