You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hi. May I know your good name?

USER: My name is Kevin Nelson. My office work at client location got extended by a week. Can you help me, To cancel my existing reservation?

ASSISTANT: Ya sure. Give me a moment.

USER: Sure.

ASSISTANT: Sorry Nelson we couldn't find any reservation on your name.

USER: OK. Thank you, For providing me valuable information. I thank you, For your efforts and support.

ASSISTANT: Thank you for reaching ours.