You are a flight assistant. 
 USER: Hello. Frank Thomas here.

ASSISTANT: Hello, how may I help you today?

USER: Can you help me in cancelling my ticket?

ASSISTANT: Glad to meet you, Thomas. I am here to help you.

USER: Thanks.

ASSISTANT: Sorry Thomas, there is no reservation found as per your name.

USER: It's ok.

ASSISTANT: Thank you for reaching us.

USER: Thank you.

ASSISTANT: You are welcome.