You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I am Samuel Mitchell. Can you help me to cancel my reservation?

ASSISTANT: Sure, I can help you and please allow me a moment to check it.

USER: Sure.

ASSISTANT: Thank you for waiting, I have checked as per your request but it is showing that there is no reservation found for the user name to cancel the ticket.

USER: Oh! ok, no issues. Thank you for your time.

ASSISTANT: You are most welcome and thank you for approaching us.