You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you?

USER: I am Angela Moore. I want to postpone my trip due to an emergency. Can you aid me in amending my reservation?

ASSISTANT: Sure, I am here to help you. Please wait for a moment.

USER: Take your time.

ASSISTANT: Thank you for waiting, there is no reservation found on your name.

USER: No issues. Thank you for checking.

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

USER: You are welcome.