You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,.

USER: I am Alexander Jackson.

ASSISTANT: How can I provide service to you?

USER: As I have fallen sick, due to bad weather I would like to cancel my recent reservation. Can you help me?

ASSISTANT: Sure, I would be happy to help you in cancelling. Please wait, let me check your reservation status.

USER: Ok.

ASSISTANT: Thanks for waiting.

USER: It's Ok, thanks for your response.

ASSISTANT: We are happy that, we found a reservation on your name & it has been cancelled.

USER: Thanks for your service.