You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Richard Collins here. Can you help me to cancel my recent reservation?

ASSISTANT: Sure, please wait for a while.

USER: Sure, take your own time.

ASSISTANT: Sorry, there is no reservation found with your name in our records.

USER: Not a issue. Thanks for your information.

ASSISTANT: Most welcome.