You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. In which way I can help you at this moment?

USER: Can you please help me in booking a flight ticket from DCA to PHX?

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

USER: I want to fly on Aug 05 and return on Aug 07.

ASSISTANT: May I know your name for further process?

USER: Myself Alexander Gonzalez.

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

USER: No.

ASSISTANT: Do you have any another specifications?

USER: I need a single connection.

ASSISTANT: Ok, please hold on a moment.

USER: Ok.

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

USER: You can proceed to booking.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1025.

USER: Thank you.

ASSISTANT: You are welcome Alexander Gonzalez.