You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I'm planning to visit Dallas, can you please book the ticket from DTW to DFW?

ASSISTANT: Sure, I am here to help you. May I know your name?

USER: Sure, my name is Melissa Hill.

ASSISTANT: Thank you. May I know your travel dates?

USER: I would like to depart from my source location on 16th Jan and I want to return back by 18th Jan.

ASSISTANT: Noted. Do you have any connection limit preference for this trip?

USER: Yes, I prefer single connected flight.

ASSISTANT: Sure. Please wait for a while.

USER: Sure.

ASSISTANT: There is a flight having single connection with Southwest Airlines and the ticket fare is 100 only in economy class. Flight departs at 9:00 hours and arrives at 4:00 hours. Shall I book the ticket for you?

USER: That's perfect! You can proceed for booking.

ASSISTANT: Your ticket is confirmed successfully and your flight number is 1029.

USER: Thank you so much for your help.

ASSISTANT: You are most welcome.