You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I need you to book a flight ticket from IAD to HOU. Please help me.

ASSISTANT: Sure, I am here to help you. Can you please share your travel dates?

USER: March 25 and 27 are my planned travelling dates.

ASSISTANT: May I know your name?

USER: My name is Daniel Miller.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need a break in my journey.

ASSISTANT: Is there any preferences?

USER: Nothing much to state.

ASSISTANT: Here, there is a flight with 1 connection in Southwest airlines and price is 200. Shall I book?

USER: Yes, please book it.

ASSISTANT: Ok, your ticket has been booked with the flight 1001.

USER: Thank you.

ASSISTANT: Thank you for choosing us.