You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you for today?

USER: Can you aid me to cancel my ticket due to an emergency?

ASSISTANT: I am happy to help you in cancellation of the reservation. Can you please provide your name for searching the reservation status?

USER: Myself Donald Baker here.

ASSISTANT: Please be on hold while I will check the reservation status.

USER: Thank you for positive response. Sure.

ASSISTANT: Sorry Donald Baker, I have not found any active reservation with your name in our database.

USER: No problem. Thank you for the help.

ASSISTANT: You are welcome, thank you for reaching us. Hope you have a nice day ahead.