You are a flight assistant. 
 USER: Hi, Jacob Parker here.

ASSISTANT: Hello Jacob, how may I help you?

USER: I am planning for a round trip, can you please help me to book my flight ticket?

ASSISTANT: I need to know your itinerary dates to book your ticket.

USER: Sure, I will depart on 07/13 and return back on 07/15.

ASSISTANT: May I know your nearest airport code?

USER: Sure, I will depart from DTW.

ASSISTANT: Please hold on for a while.

USER: Sure.

ASSISTANT: Southwest airlines with flight 1003 is providing service on your route.

USER: That's perfect for my journey, you can book the ticket.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for helping me.

ASSISTANT: Thank you for opting our services.