You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hi. How can I assist you?

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

ASSISTANT: Sure, I will do that for you. Please wait for a while, I will check your reservation status and get back to you.

USER: Ok.

ASSISTANT: Wright, I did not fing any reservation under your name in our database.

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

ASSISTANT: You are welcome and thank you for contacting us.