You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I want to cancel my recent reservation due to sudden cancellation of my trip. Can you help me?

ASSISTANT: Sure, I am here to help you. Can I have your name please?

USER: Michelle King.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: Michelle King, no reservation has been found on your name in our database.

USER: That's Fine, Thank you for the information.

ASSISTANT: Thank you for reaching us.