You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I need to cancel my reservation as my meeting got cancelled, can you please help me out?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Can I have your name to proceed further?

USER: I am Samuel Williams.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Thank you for your time, sorry no reservation found on your name.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for opting us.