You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Good morning, what can I do for you?

USER: Our friends are planning a trip to LAX to enjoy the holidays in Nature's Hotel Park, can you find a flight from DCA?

ASSISTANT: Sure, on what dates your planning, please let me for finding a flight?

USER: We are planning in the month of April, so my dates are 04/07 and back on 04/09.

ASSISTANT: Sure, Please give a moment to verify the status of the flights. May I know your name for our documentation?

USER: Sure, my name is William Taylor.

ASSISTANT: I am Sorry no flights found on your dates, do you have any other requirements?

USER: Ok, no problem with that, thank you for your quick help.

ASSISTANT: Thank you for reaching us, have a great day.