You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I support you?

USER: My friend birthday party place has been changed to Orlando. Can you please change my existing reservation?

ASSISTANT: Sure, may I know your name to check the status and revert you.

USER: I am Emma Davis.

ASSISTANT: Ok, please wait.

USER: Sure, take your time.

ASSISTANT: We could not find any reservation on your name.

USER: Oh! may be booking was not done properly. Thanks for the information.

ASSISTANT: Thank you for reaching us.