You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Frank Gonzalez.

ASSISTANT: How can I assist you today?

USER: Can you please help me with flight ticket booking with a single connection flight?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: My travel dates are 4th and 6th of Oct month.

ASSISTANT: Please provide your airport codes.

USER: My airport codes are DCA and LAX locations.

ASSISTANT: Do you have any preferences about class?

USER: No.

ASSISTANT: Do you have any other preferences?

USER: I need a flight which will return back in the afternoon time.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: Thanks for waiting. The Southwest airline is providing an economy class flight with price 100 and the connections 1. The return time is 12:00 PM.

USER: I am ok with the flight that you have provided to me, you can go ahead and confirm my flight ticket booking.

ASSISTANT: Your ticket is booked. The flight number is 1006.

USER: Thank you so much for your help.

ASSISTANT: Welcome, have a great day.