You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Laura Moore.

ASSISTANT: How may I help you?

USER: Owing an emergency want to cancel my reservation, so can you please help me with it?

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Sorry, there is no reservation found basis on your details.

USER: That's ok. Thank you for the response.

ASSISTANT: Most welcome.