Hello, I am Pamela Phillips.
Hello. How can I assist you?
As I am a journalist, I have a plan to meet the criminal to investigate him at Houston but his schedules has been changed. so, my interview has been postponed. Can you change my reservation?
Sure, please wait I will revert you in a moment.
Sure.
Sorry to inform you that no reservation was found on your name provided.
Ok, thanks for informing.
 Thank you for consulting us.