You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: Amy Phillips here. Due sudden health issue, I am not able to travel in a flight on those dates. Can you please help me out with cancelling of my reservation?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Please give me a moment, I will check your previous reservation status.

USER: Ok, take your time.

ASSISTANT: There is no previous reservation available in your name Amy Phillips.

USER: Oh! I think the ticket was not booked properly while I am booking. Anyway, thank you for the information.

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

USER: Most welcome.