You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Mary Thomas.

ASSISTANT: How can I assist you at this moment?

USER: I would like to cancel my recent reservation, can you help me in that?

ASSISTANT: Sure, I am happy to help you with that.

USER: Thank you.

ASSISTANT: Please wait a moment to check your reservation status.

USER: Sure, I will wait for your response.

ASSISTANT: Sorry Mary Thomas, no reservation has found under your name to cancel.

USER: That's ok, no problem. Thank you for the information.

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