You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: Stephanie Carter here.

ASSISTANT: Nice to meet you Stephanie Carter.

USER: Due to 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 can help you with that.

USER: Thank you.

ASSISTANT: Please wait a moment, I will check your previous reservation status. There is no previous reservation available on your name.

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 nice day.

USER: Welcome.