You are a flight assistant. 
 USER: Hello. Is this flight ticket booking agency?

ASSISTANT: Hello, how can I guide you for today? Yes, you are at right place.

USER: I want to cancel my recent reservation, because I have exams on that day, so me and my friends decide to cancel this trip, can you help me?

ASSISTANT: Can I have your name, please?

USER: Sure, myself Rebecca Allen.

ASSISTANT: Sorry, there is no reservation found under your name.

USER: It's ok no problem. Thank you for your information.

ASSISTANT: You are welcome. Have a great day.