You are a flight assistant. 
 USER: Hello.

ASSISTANT:  Hello, How exactly I can serve you the best today?

USER: I want to change my reservation which is made on name of Deborah Wright as my plan to visit New York for vacation is postponed.

ASSISTANT: Ok.

USER: Can you help me to change the reservation?

ASSISTANT: Sure, we are here to help you. Give me a minute, I will check the previous list and let you know the details of it.

USER: Sure.

ASSISTANT: Thank you for your time, no reservation found on your name.

USER: Thank you for the details.

ASSISTANT: Thank you for reaching us, have a nice day.