You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Carol Thomas.

ASSISTANT: How can I assist you today?

USER: I need to cancel my reservation due to some issues, can you help me out please?

ASSISTANT: Sure, I will help on that.

USER: Ok, Thank you.

ASSISTANT: Please give me a moment.

USER: Ok.

ASSISTANT: There is no reservation found under your name.

USER: That's ok, no problem. Thank you for your response.

ASSISTANT: Welcome, have a great day.