You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Due to heavy rain, I want to cancel my reservation. Can you help me?

ASSISTANT: Sure, I will help you with this. Can you please provide your name to check your reservation status?

USER: My name is Brandon Lee.

ASSISTANT: Sorry, no reservation found on your name to cancel.

USER: No problem, Thanks for the information.

ASSISTANT: Thank you for reaching us.