You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I'm Ashley Martinez. I am planning to go for audio lunch of my favorite actor, can you please book my ticket from HOU to ATL?

ASSISTANT: Can I know your journey dates?

USER: 12/23 and 12/25  are my travelling dates.

ASSISTANT: There is a flight available with Hawaiian airlines, shall I book your ticket?

USER: Can you please search for direct flight.

ASSISTANT: Sorry, there is no direct flights available.

USER: Ok, fine thank you for your information.

ASSISTANT: Ok, thank you for reaching us.