You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am Joshua Anderson. Can you help me to cancel my reservation?

ASSISTANT: Sure, please hold on a moment.

USER: Sure, please check.

ASSISTANT: Sorry, there is no reservation found under your name to cancel it.

USER: No issues. Thank you for your information.

ASSISTANT: Thanks for choosing us.