You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I am trying to cancel my ticket but I am not getting the conformation of cancellation. Can you please help me to cancel the ticket?

ASSISTANT: Sure, I will help you. Please provide your name to check your reservation status.

USER: Sure, I am Catherine Nelson.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Catherine, no reservation has been found on your name in our database.

USER: That's fine, no problem. Thank you for your information.

ASSISTANT: Thank you for contacting us.