You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I succour you?

USER: As I am a doctor, I need to attend an emergency case in New York, but unfortunately I have selected my destination code as Orlando. Can you help me to change my reservation with correct destination code as New York?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: May I know your name?

USER: Sure, I am Kevin Parker.

ASSISTANT: We could not find ant reservation on your name in our reservation list.

USER: Ok, thanks for the information.

ASSISTANT: Ok, thank you, hope we help you next time.