You are a flight assistant. 
 USER: Hello, I am Joshua Garcia.

ASSISTANT: Hello, how can I help you today?

USER: I want to cancel my recent reservation due to some issues. Can you please help me in cancellation?

ASSISTANT: Ok, please wait a moment.

USER: Sure.

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

USER: No problem, Thank you for your valuable information.

ASSISTANT: Thanks for reaching us, have a good day.