You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

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

ASSISTANT: Sure, I will you with this. Can you please provide your name to check your reservation status?

USER: Kevin Scott here.

ASSISTANT: Kevin Scott, there is no active reservation found under your name in our database.

USER: No problem, Thanks for the information.

ASSISTANT: Thank you for contacting us.