You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: Please book a flight ticket from DFW to JFK?

ASSISTANT: May I know your itinerary dates please?

USER: My journey dates are July 18 and July 20.

ASSISTANT:  May I know your preferable journey timings?

USER: No.

ASSISTANT: Is there any other specifications regarding your journey?

USER: I need a connecting flight.

ASSISTANT:  May I know your name for the documentation process?

USER: I am Ruth Brown.

ASSISTANT: There is a connecting flight-1006 in economy class, shall I proceed?

USER: Go ahead.

ASSISTANT: Booking is done on UA airlines.

USER: Thank you for your help.