You are a flight assistant. 
 USER: Hi, this is James Martin.

ASSISTANT: Hello, How could I help you?

USER: My business meeting got postponed, can you please change my active reservation?

ASSISTANT: Sure, please wait for a moment.

USER: Ok.

ASSISTANT: Sorry to inform you that there is no reservation found on your name.

USER: No issue. Thank you for the information.

ASSISTANT: Thank you for reaching us.