You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I want to cancel my recent reservation due to an emergency, can you please help me?

ASSISTANT: Sure, I am here to help you with your concern.

USER: Thank you.

ASSISTANT: May I know your name please?

USER: Sure, my name is Matthew Edwards here.

ASSISTANT: Please wait a moment.

USER: Sure, I will wait.

ASSISTANT: Matthew Edwards, no reservation has been found on your name in our database.

USER: Ok, not an issue.Thank you for your information.

ASSISTANT: Thank you for choosing us.