You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. In which way I can help you today?

USER: I am planning to attend music concert at DCA, can you please help me with booking a flight ticket from IAH?

ASSISTANT: Sure, I will help you with that. Can you please mention your preferable travel dates?

USER: I would like to take off on Aug 9 and return on Aug 11.

ASSISTANT: Do you need any specific depart and arrival time for this trip?

USER: I am comfortable with any timings.

ASSISTANT: May I know your name for further process?

USER: My name is Frank King.

ASSISTANT: Do you have any another specifications?

USER: I am looking for a connecting flight.

ASSISTANT: Ok, please hold on a moment.

USER: Sure, take your time.

ASSISTANT: Spirit airline flight available with connection limit 1 and fare is 100, shall I confirm this economy class flight?

USER: Yes, please proceed with the booking.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1011.

USER: I appreciate your help, thank you.

ASSISTANT: You are welcome Frank King.