You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Benjamin Allen.

ASSISTANT: How may I help you?

USER: I want to cancel my recent reservation, please help me out.

ASSISTANT: Benjamin Allen, I am willing to help you for this. Let me check your reservation status in our database.

USER: Thank you. Ok, take your time.

ASSISTANT: Sorry to inform, no reservation is found with your criteria.

USER: No issues, thanks for the information.

ASSISTANT: Thank you very much for reaching us.