You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you today?

USER: Carol Miller here. I want to cancel my reservation, can you help me?

ASSISTANT: Sure, I will help you with that. Please give me a moment.

USER: Thank you. Ok, take your time.

ASSISTANT: Thanks for waiting, there is no reservation found under your name.

USER: Ok, no problem. Thank you.

ASSISTANT: Welcome, have a great day.