You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Carolyn Young.

ASSISTANT: How can I assist you Carolyn Young?

USER: Due to heavy snowfall in region, I couldn't travel to California. Can you please cancel my reservation?

ASSISTANT: Sure, I am here to help you with this. I have searched the database and couldn't find any active reservation under your name.

USER: Its ok, thank you for the information.

ASSISTANT: Thank you for contacting us.