Hello.
user
Hello, How can I help you?
assistant
I am Jeffrey Wright and I would like change my reservation as my plan for receiving my brother got postponed.
user
Wait a minute.
assistant
OK.
user
Sorry to tell that there is no reservation on your name.
assistant
OK, thank you.
user
Do you need any other help?
assistant
No.
user
Thank you for contacting us.
assistant
OK, thank you.
user