You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Jack Evans here.

ASSISTANT: How can I assist you?

USER: I want to cancel my ticket due to snow storm in my place.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Sorry, no reservation found on your name to cancel.

USER: No problem, thank you.

ASSISTANT: Thank you for reaching us.