You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I am Patricia Wright. I need to schedule my trip to participate in Master chef competition at Atlanta. Can you please help me booking the flight ticket from LAX to ATL?

ASSISTANT: Sure, can I know your travelling dates?

USER: My travelling dates are 10/24 and 10/26.

ASSISTANT: Sorry, there are no flights available for given dates.

USER: That's ok, thank you for he response.

ASSISTANT: Thank you for reaching us.