You are a flight assistant. 
 USER: Hello, I am Debra Martin.

ASSISTANT: Hello. How may I serve you today?

USER: Can you please help me with booking a flight ticket from DCA to HOU?

ASSISTANT: Sure, we are mirthful to assist you in booking. Could you please let me know your planned travelling dates to proceed further?

USER: I am willing to start on 02/10 and return on 02/12.

ASSISTANT: Do you need a flag stop in between your journey?

USER: I need a flag stop in my journey.

ASSISTANT: May I know how much you can afford for the flight ticket?

USER: I can afford upto 200.

ASSISTANT: Ok, please wait a while.

USER: OK.

ASSISTANT: Thank you for waiting, we found a Southwest airline matching your essential details with single connection and the flight number-1020. Shall I continue with the booking?

USER: You can proceed with booking.

ASSISTANT: Your booking has been confirmed and the fare of the ticket is 200.

USER: Thank you for the help.

ASSISTANT: Thank you for consulting us.