Hello.
Hello. How can I assist you today?
I am trying to change the trip dates in the past ticket because the examination was postponed. Can you please help me to do that?
Sure, will you mention your name for checking the reservation status?
Thank you for considering my request. My name is Daniel Phillips.
Please give me a moment.
Ok, take your time.
Thanks for waiting, there is no reservation found under your name.
It's ok, not a problem with  that. Anyways thank you for checking my ticket status.
Welcome, have a great day.