You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Andrew Thomas here.

ASSISTANT: Andrew Thomas, how can I assist you for the day?

USER: I want to cancel my previous booking at this moment, can you help me?

ASSISTANT: Sure, I,will help you with that cancellation.

USER: Ok, please check and tell me my previous booking status. I will be waiting for your response.

ASSISTANT: Please hold for a moment, let me check your previous reservation status.

USER: Oh! That's fine, thank you for checking anyways. Ok, please check soon.

ASSISTANT: Sorry to say, there is no reservation found with your name in our reservation list.

USER: No issues with it, thank you for checking.

ASSISTANT: Thank you for approaching us, have a great day.

USER: You are most welcome.