You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Sandra Taylor.

ASSISTANT: How may I help you?

USER:  Can you please book a flight ticket from ATL to DFW to attend a conference?

ASSISTANT: Sure, I will help you. May I know your planned journey dates?

USER: My journey dates are, depart on Jan 3rd and return back on Jan 5th.

ASSISTANT: Do you prefer a halt in between your journey?

USER: Yes, I prefer a halt in between journey.

ASSISTANT: Give me a minute, I will let you know the flight availability.

USER: Sure.

ASSISTANT: Thank you for your time, there is a flight available with fare 100 and single connection in Southwest airline. May I confirm it?

USER: Ok, proceed with the booking.

ASSISTANT: Your reservation has been confirmed with flight number 1007.

USER: Thank you for assisting me in booking process.

ASSISTANT: Thank you for choosing us.