You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: Can you please help me in cancelling my reservation as I have an emergency work?

ASSISTANT: Sure. May I know your name to check the reservation?

USER: I am Paul Hernandez.

ASSISTANT: Please, wait for a while.

USER: Sure.

ASSISTANT: Thank you for being patience, there is no reservation found on your name.

USER: No problem, thank you for your response.

ASSISTANT: Thank you for availing us.