You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, may I know your good  name please?

USER: I am Dennis Phillips.

ASSISTANT: Thank you for providing your name. How can I assist you today?

USER: Please cancel my recent reservation.

ASSISTANT: Sure, we are gleeful to help you. Can you please wait for a moment, I will check with your recent reservation.

USER: Ok.

ASSISTANT: Thank you for waiting. We hardly tried to find your reservation but, no reservation has been found with your name.

USER: Thanks for the help.

ASSISTANT: Thank you for choosing our service. Have a good day.