You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: Carolyn Baker here. I want your help in cancelling my recent reservation due some personal issues. Can you please help me in that?

ASSISTANT: Sure, I am glad to help you.

USER: Thank you.

ASSISTANT: Please wait for a while.

USER: Sure, I will wait for your response.

ASSISTANT: Thank you for your patience. Sorry Baker, here there is no reservation have been found under your name in our records.

USER: It's ok no problem, it might went wrong while booking.

ASSISTANT: Thank you for reaching us.

USER: Anyway thank you for the information.