You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Amy Robinson.

ASSISTANT: How may I guide you today?

USER: My scheduled examination dates has been postponed, could you please help me with changing my recent reservation?

ASSISTANT: Sure, I am glad to help you with that.

USER: Thank you.

ASSISTANT: Please wait a moment to check the flights on your route. Sorry, there is no reservation found on your name in our records.

USER: That's ok, not an issue. Anyways, thank you for the information.

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