You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Due to an urgency, I would like to cancel my recent reservation. Can you help me with this?

ASSISTANT: Sure, may I know your name please to check the reservation status?

USER: My previous reservation has done with the name Michael Thomas.

ASSISTANT: Thomas, there is no reservation found with your details.

USER: Ok, not an issue may be something went wrong while booking the ticket. Thank you for providing information.

ASSISTANT: Thank you for choosing us, have a good day.