You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Myself Justin Nelson.

ASSISTANT: What can I do for you today?

USER: I want to cancel my recent ticket booking due to office work that my manager did not approve my leaves, so can you please cancel it?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Please wait for some time, let me check with your recent reservation status.

USER: Ok.

ASSISTANT: Thank you for your time, there is no recent reservation found on your name in our records.

USER: No problem, thank you for your information.

ASSISTANT: Thank you for approaching us.