You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I need you to cancel my recent booking. Please help me.

ASSISTANT: Sure, may I know your name please?

USER: My name is Nicole Thompson.

ASSISTANT: Wait a while, kindly.

USER: Sure, I will wait.

ASSISTANT: Sorry, there is no reservation found for the user name in our back end to cancel it.

USER: That's ok. Thank you.

ASSISTANT: Thank you for reaching us.