Hello.
user
Hello, how may I assist you today?
assistant
I would like to modify my flight ticket booking due to the trip got postponed, can you please help me with flight ticket changing process?
user
Sure, we are here to help you.
assistant
 Thank you.
user
May I know your name to proceed further?
assistant
Sure, my name is Timothy Clark.
user
Ok, please wait a moment.
assistant
Sure.
user
Thank you for your time, sorry no reservation found on your name.
assistant
Ok, not a problem with that one. Thank you for your quick assistance.
user
Thank you for availing us.
assistant