You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: My name is Justin King. Can you help me to cancel my reservation which is done by my friend last week?

ASSISTANT: Sure, please allow me a moment to check for the status.

USER: Please take the time you need.

ASSISTANT: Thank you for waiting. Sorry to say, there is no active reservation have been found under your name in our database to cancel it.

USER: Ok, not a problem. May be my friend had cancelled for me. Thank you for the help.

ASSISTANT: Thank you for reaching us.