You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Matthew Moore.

ASSISTANT: How may I assist you, Moore?

USER: Due to heavy rainfall. I would like to cancel my recent reservation. Please help me out.

ASSISTANT: Sure, please give me a minute.

USER: Sure, take your time.

ASSISTANT: Moore, there is no reservation found with your details.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for contacting us.