You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: Due to sudden health issue, I would like to cancel my reservation. Can you please help me out with that?

ASSISTANT: Sure, I will help you with that. May I know your name for further process?

USER: Thank you for accepting my request, I have reserve it on the name of Kenneth Hernandez.

ASSISTANT: Ok, please hold on a moment.

USER: Sure, take your time.

ASSISTANT: There is no previous reservation available under your name.

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

ASSISTANT: Thank you for reaching us.