You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am looking to cancel my recent reservation because my trip got cancelled. Can you please help me?

ASSISTANT: May I know your name?

USER: My name is Donald Davis.

ASSISTANT: Sorry, there is no reservation found on your name.

USER: It's ok, thank you for the information.

ASSISTANT: Welcome. Thank you for reaching us.