You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: My manager has called off the meeting which is going to held in Dallas, I would like to cancel my recent reservation to Dallas.

ASSISTANT: Yes, I can help you in cancelling your reservation, please wait for a moment.

USER: Thank you.

ASSISTANT: May I know your name please?

USER: My name is Susan White.

ASSISTANT: Susan, I have not found any reservation by your name in our database.

USER: Ok, no issues. Thank you for checking the reservation status.

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