You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Patrick Evans here.

ASSISTANT: How can I assist you?

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

ASSISTANT: Sure, I am gleeful to assist you. Give me a minute.

USER: Sure.

ASSISTANT: Thanks for your time. We hardly tried to find your reservation but, no reservation has been found with your name.

USER: It's ok. That's fine, thanks for your information.

ASSISTANT: Thank you for approaching us.