Hi.
user
Hello, how can I help you today?
assistant
Can you please help me in changing my existing reservation, as my exam got postponed?
user
Sure, we are here to help you. May I know your name?
assistant
Please check under the name David Thomas.
user
Ok, wait for some time I will check and get back to you.
assistant
Sure, I will stand by.
user
Thanks for waiting there is no reservation found on your name.
assistant
That's ok, thank you.
user
Thanks for approaching us.
assistant