You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Joshua Evans.

ASSISTANT: How may I help you?

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

ASSISTANT: Sure, I am here to help you with the ticket cancellation.

USER: Thank you.

ASSISTANT: Please wait a minute.

USER: Sure, I will wait for your response.

ASSISTANT: I am really sorry to inform you that, there is no active reservation on your name.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: You are welcome. Thank you for reaching us.