You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: My name is Larry Allen.

ASSISTANT: Ok.

USER: Could you please help me to cancel my recent reservation?

ASSISTANT: Sure, I will help you with that. Please wait for a moment.

USER: Sure.

ASSISTANT: Sorry Larry, no reservation found on your name.

USER: That's ok.

ASSISTANT: Thank you for approaching us, have a safe journey.

USER: Thank you for the information.