You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Myself Katherine Clark . I need you to cancel my flight ticket. Please help me.

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Please wait for a minute.

USER: Sure, I will wait.

ASSISTANT: I am sorry to say that there is no reservation found under your name.

USER: That's ok. Thank you.

ASSISTANT: Thank you for reaching us.