Hello. I am Benjamin Evans.
user
Hello, how may I assist you?
assistant
Can you please help me in changing my existing reservation, as my exam scheduled got postponed.
user
Sure, let me check the current status and revert you.
assistant
Ok.
user
We could not find any reservation active in our database by the name you provided.
assistant
Ok, no issues. Thank you for your information.
user
Thank you for approaching us.
assistant