You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: As my business meeting is postponed to some other date in New York. So can you change my flight ticket reservation?

ASSISTANT: Sure, can I know your name?

USER: The flight ticket was booked on the name of James Hall.

ASSISTANT: Just a minute.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no active reservation found on your name.

USER: Not a problem. Thanks for your information.

ASSISTANT: Thank you for reaching us.