You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Prepone plan came into a picture owing to announce of birth of baby boy. So I need to cancel my recent reservation, can you help me in that?

ASSISTANT: Sure. To check reservation I need your name.

USER: My name is Emily Lopez.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: We found that there is no reservation available with your name.

USER: That's not a problem. Thank you.

ASSISTANT: Thank you for reaching us.