You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you aid me in booking a ticket from DFW to DCA?

ASSISTANT: Sure, may I know your travelling dates?

USER: I am planning to start on Aug 8th and return back on Aug 10th.

ASSISTANT: Can I know your airline preference?

USER: I prefer to travel in normal cost airline.

ASSISTANT: Do you have any other preferences?

USER: I prefer to travel in single connection.

ASSISTANT: Wait a minute.

USER: Take your time.

ASSISTANT: There is a flight on American airline flight number 1006 with the fare of 100. Can I proceed?

USER: Yes, you can go ahead.

ASSISTANT: May I know your name for further process?

USER: I am Ryan Turner.

ASSISTANT: Your ticket has been booked.

USER: Thank you for the support.

ASSISTANT: Thank you for choosing us.