You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I would like to cancel my reservation as I am leaving for delegates meet, can you please help me out?

ASSISTANT: Sure, may I know your name please?

USER: Elizabeth Hernandez here.

ASSISTANT: I am sorry no reservation found on your name.

USER: Ok no problem, thank you for your services.

ASSISTANT: Thank you for choosing us.