You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you at this moment?

USER: Due to an emergency, I want to cancel my recent reservation. Can you help me?

ASSISTANT: Sure, I am ready to aid you with the ticket cancellation.

USER: Thank you.

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

USER: Sure, I am Jason Nelson.

ASSISTANT: Ok, please hold on for a minute.

USER: Sure.

ASSISTANT: Sorry to inform you, there is no reservation with your name in our database to cancel.

USER: Ok, no problem. Anyway's thank you for your help.

ASSISTANT: That's my pleasure to aid you. Thank you for reaching our travel agency.