You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Ronald Garcia here.

ASSISTANT: How can I assist you for the day?

USER: Please help me out in booking the ticket from EWR to LAS.

ASSISTANT: Sure, I am mirthful to help you with that. May I know your travelling dates?

USER: My trip dates will be Nov 24 to Nov 26.

ASSISTANT: Is there any airline preference?

USER: No.

ASSISTANT: May I know your connection limit?

USER: I want a direct flight.

ASSISTANT: Do you have any other specifications?

USER: My depart time must be in the afternoon.

ASSISTANT: May I know your name please?

USER: Mentioned above.

ASSISTANT: There are no flights on this route as per your details.

USER: That's ok, thank you.

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