You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Myself Brandon Lopez. Due to some problems I am unable to travel in flight so can you please cancel my flight ticket?

ASSISTANT: Sure Brandon, please wait a moment.

USER: Ok, thank you for your positive response.

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

USER: Oh! It's ok no problem.

ASSISTANT: Thank you for approaching us.

USER: Thank you for your information.