You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: As I have fallen sick suddenly due to bad weather, I would like to cancel my recent reservation.

ASSISTANT: On which name can I cancel your reservation?

USER: Kathleen Parker here.

ASSISTANT: I am sorry no reservation found on your name.

USER: That's ok, thank you for your help.

ASSISTANT: Thank you for choosing us.