You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you now?

USER: Can you please help me in cancelling my flight ticket?

ASSISTANT: Sure, I will cancel with that. On which name your reserved ticket?

USER: I have reserved my flight ticket with name Anna Thomas.

ASSISTANT: Sorry, there is no reservation found on your name.

USER: Ok, fine. Thank you for checking.

ASSISTANT: Thank you for approaching us.