You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I would like to cancel my reservation on the name of Nicole Thomas due to heavy Snowfall at my destination place. Will you help me in cancellation?

ASSISTANT: Sure, please wait a while.

USER: Sure.

ASSISTANT: Sorry, we did not find any reservation in your name.

USER: No problem, thanks for your response.

ASSISTANT: Thank you for reaching us.