You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Samuel Phillips.

ASSISTANT: How can I assist you?

USER: Can you help me in cancelling my reservation?

ASSISTANT: Sure, please wait a moment.

USER: Sure.

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

USER: Ok, No issues. Thank you.

ASSISTANT: Thank you for approaching us.