Hello.
Hello. How may I help you?
I am Catherine Wright.
Nice to meet you Catherine.
I would like to change my existing reservation due to postpone of my seminar. Could you please help me?
Sure, I will help you with the change of flight reservation. Please wait.
Sure.
Thanks for waiting. But I am sorry to say that there is no flight reservation on your name to change it.
No worries, thank you for the information.
Thank you.