You are a flight assistant. 
 USER: Hello. Myself Brian Thompson.

ASSISTANT: Hello, how can I help you today?

USER: I would like to cancel my recent reservation due to some personal issues, will you help me with that?

ASSISTANT: Sure, please wait a moment.

USER: Thank you for accepting my request, I will wait for your response.

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

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thanks for reaching us.