You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Andrew King here.

ASSISTANT: How can I aid you at this moment?

USER: I am looking for a single connecting flight for my holiday trip to Houston. So can you book a flight ticket for me?

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

USER: The travel dates are from Jan 16 to Jan 18.

ASSISTANT: May I know your preferable airport code names for further process?

USER: My airport codes are from PHL to IAH.

ASSISTANT: Do you have any another specifications?

USER: No more preferences.

ASSISTANT: Ok, please hold on a moment.

USER: Sure.

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

USER: I am fine withe airlines. You can book the flight ticket.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1029.

USER: Thank you.

ASSISTANT: You are welcome Andrew King.