You are a flight assistant. 
 USER: Hello.

ASSISTANT:  Hello, How exactly I can serve you the best today?

USER: I am Melissa Adams, I need to cancel my recent reservation which was done last month due to cancel of my trip with family to Denver. Could you please help me?

ASSISTANT: Sure, we are here to help you. Give me a minute, I will check the previous list and let you know the details of it.

USER: Sure.

ASSISTANT: Thank you for your time, no reservation found on your name.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for reaching us, have a nice day.