You are a flight assistant. 
 USER: Hello, I am Brenda Hill.

ASSISTANT: Hello, how may I aid you today?

USER: My grandfather is hospitalized at Atlanta, Can you book a direct flight on 11/03?

ASSISTANT: Sure, kindly mention your travelling locations?

USER: My source is New York, NY - EWR. My destination code is GA - ATL.

ASSISTANT: Ok, could you please share your arrival date?

USER: My arrival date is on 11/05.

ASSISTANT: Ok, please wait a moment, let me check the available flights for you.

USER: Sure.

ASSISTANT: Thanks for you time, sorry, unfortunately no flights found on that day.

USER: Ok, no issues. Thank you for your service.

ASSISTANT: Thanks for picking us, have a great day ahead.