Hi.
user
Hello.
assistant
I am Alexander Jackson.
user
How can I assist you?
assistant
Can you help me in changing my recent reservation, as my exam is postponed?
user
Sure, I will help you. Please, wait for a while.
assistant
Sure.
user
Thank you for waiting, there is no reservation found on your name to proceed for modification.
assistant
That's ok, thank you.
user
Thank you for availing us.
assistant