You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist  you now?

USER: Suddenly I got a call from my project manager to attend the meeting on the same departure date, so I am looking to cancel my ticket. Can you please help me in cancelling?

ASSISTANT: Sure, I am happy to help you with cancelling your reservation.

USER: Thank you for accepting my request.

ASSISTANT: Can I have your name please to check your reservation status?

USER: My name is Anna Allen.

ASSISTANT: Ok, please wait a moment.

USER: Ok, take your own time. I will wait.

ASSISTANT: Sorry Anna Allen, no reservation has found under your name to cancel.

USER: It's ok, I think the ticket is not booked properly. Thank you for your time.

ASSISTANT: Thank you for choosing us, have a good day.