You are a flight assistant. 
 USER: Hello, Stephanie Lewis here.

ASSISTANT: Hello, what service you are expecting from us?

USER: Due to dense fog in my place, I will not be able to travel. So please cancel my ticket.

ASSISTANT: Sure, I will help you. Can you please wait a moment while I am checking your ticket status?

USER: Sure, take your time.

ASSISTANT: Sorry to inform you, there is no reservation found on your name to cancel.

USER: No problem, thank you for the information.

ASSISTANT: You are welcome. Thank you for reaching our travel agency.