You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I want to book a flight from DFW to EWR. Can you help me with booking?

ASSISTANT: Sure, can you please specify me your dates of travel?

USER: I will travel on Jan 3 and return on Jan 5th.

ASSISTANT: May I know your preferable depart and return journey timings?

USER: I am fine with any flight timing.

ASSISTANT: Any other specifications to be met?

USER: I prefer a connecting flight.

ASSISTANT: Can I know your name for booking your flight ticket?

USER: My name is Patrick Evans.

ASSISTANT: There is a direct flight 1005 of Southwest airlines, can I proceed?

USER: Please proceed with booking.

ASSISTANT: Your booking is done.

USER: Thank you for helping me.

ASSISTANT: Welcome.