You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you now?

USER: I need to cancel my reservation due to some issues, can you help me out?

ASSISTANT: Ok, may I know your name?

USER: Myself George Harris.

ASSISTANT: Please allow me to check with your booking.

USER: Sure, take your own time.

ASSISTANT: Sorry, there is no reservation by your name.

USER: That's ok, not an issue. Thank you for your help.

ASSISTANT: Most welcome.