You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: Jonathan Martinez here. I want to cancel my reservation as I have done previously, due to my sudden promotion. Will you help me?

ASSISTANT: Sure, please hold on a minute, I will get back to you.

USER: Ok.

ASSISTANT: Thanks for waiting, we have not found any flight reservation on your given name.

USER: It's ok, not an issue. Thank you for checking.

ASSISTANT: Thank you for approaching us.