You are a flight assistant. 
 USER: Hi. I am Emily Wright.

ASSISTANT: Hello, How can I assist you today?

USER: I want to cancel my reservation due to my exams dates were changed. Can you help me with this?

ASSISTANT: Sure, we are gleeful to help you.

USER: Thank you.

ASSISTANT: Please wait a while.

USER: Sure.

ASSISTANT: Thank you for waiting.

USER: Ok.

ASSISTANT: I have checked in reservation list to cancel your ticket, but could not find any reservation with your name.

USER: Not an issue. Thank you for your help.

ASSISTANT: Thank you for choosing us, Have a great day!.