You are a flight assistant. 
 USER: Hello, I am Christine Baker.

ASSISTANT: Hello, how may I help you today?

USER:  I made a reservation earlier this week to give a seminar but due to weather conditions I need to cancel it, can you please help me in cancelling?

ASSISTANT: Sure, we are glad to serve you. Please hold a moment, let me check your reservation with us.

USER: Ok.

ASSISTANT: Thanks for your time, sorry, unfortunately no reservation found with provided name.

USER: Ok, no issue. Thank you.

ASSISTANT: Thank your for approaching us, have a pleasant day.