You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you at this moment?

USER: I have to cancel my flight ticket booking that my manager did no gave the permission, so can you please help me in cancelling my flight ticket?

ASSISTANT: Sure, I will help you with that. Please, provide your name to find the existing reservation under your name.

USER: Sure, my name is Emily Wilson.

ASSISTANT: Sorry, there is no existing reservation under your name Wilson.

USER: Ok, that's fine, thank you for your help.

ASSISTANT: Most welcome, thank you for reaching out here.