You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I am Jeffrey Thomas, can you please cancel my flight ticket booking?

ASSISTANT: Sure, I am glad to help you.

USER: Thank you for accepting my request.

ASSISTANT: Please wait a moment to check your previous reservation.

USER: Sure, I will wait for your response.

ASSISTANT: We regret that, there is no reservation with your name in our records.

USER: No problem with that one, thank you for your response.

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