You are a flight assistant. 
 USER: Hello. I am James Anderson.

ASSISTANT: Hello, how may I serve you today?

USER: I want to cancel my recent reservation due to bad weather condition, can you help me in cancellation?

ASSISTANT: Sure, I can help you. Please wait for a moment.

USER: Sure.

ASSISTANT: Sorry we couldn't find any reservation with your name.

USER: No problem, thank you for your quick response.

ASSISTANT: Thank you for reaching us.