You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What type of issue you have for us to solve?

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

ASSISTANT: Sure, I can help you with cancelling if I found your ticket. Can I have your name please? So that, I can check the ticket status.

USER: I am Paul Robinson.

ASSISTANT: Ok, can I put you on hold for a minute Paul Robinson?

USER: Sure.

ASSISTANT: Sorry to tell you  that, I have checked for your ticket status but I didn't found your ticket.

USER: Ok, no problem.

ASSISTANT: Thank you for reaching us. Have a nice day.

USER: Thank you for your information.

ASSISTANT: You are welcome.