Hello. I am Matthew Hall.
user
Hello, how can I help you today?
assistant
I would like to change my recent reservation because my trip dates are postponed, can you help me?
user
Sure, please wait a moment.
assistant
Ok, take your own time.
user
Sorry to say, no reservation found with your name.
assistant
That's ok, thank you for checking.
user
Thanks for reaching us.
assistant