You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you now?

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

ASSISTANT: Sure, I am happy to help you with that.

USER: Thank you.

ASSISTANT: Can I have your good name please to check your reservation status?

USER: Myself Steven Clark.

ASSISTANT: Ok, please wait a moment.

USER: Ok, I will wait.

ASSISTANT: Sorry Steven Clark, no reservation has found under your name to cancel.

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

ASSISTANT: Thank you for choosing us, have a good day.