You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you for the day?

USER: I want to book a ticket from EWR to DFW, can you please help me?

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

USER: My travelling dates are on Oct 06 and Oct 08.

ASSISTANT: Do you have any airline preference?

USER: No.

ASSISTANT: May I know your connection limit?

USER: I need a single connection.

ASSISTANT: Do you have any other specifications?

USER: My depart time is afternoon. I prefer to travel in economy class.

ASSISTANT: There is a connecting flight-1020 in Delta airline with a fare of 300. Shall I proceed?

USER: You can proceed.

ASSISTANT: May I know your name please?

USER: My name is Paul Hernandez.

ASSISTANT: Paul Hernandez, your booking is done in economy class, the depart time is afternoon 12:00 PM.

USER: Ok, thank you.

ASSISTANT: Thank you for reaching us, have a safe journey.