You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you at this moment?

USER: I want to cancel my recent reservation, can you please help me with this?

ASSISTANT: Sure, I am mirthful to help you with that. May I know your name please?

USER: My name is Patrick Davis.

ASSISTANT: I have found the reservation with your name in our database and I have cancelled it successfully.

USER: Thanks for your kind service.

ASSISTANT: Most welcome, thank you for reaching us. Have a great day.