You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Joseph Allen.

ASSISTANT: How may I assist you?

USER: Can you help me booking flight from HOU to IAD?

ASSISTANT: May I know your trip dates?

USER: My travelling dates are 03/21 and 03/23.

ASSISTANT: We have a flight-1029 with connection 1, should I proceed?

USER: Proceed to booking.

ASSISTANT: Ok, your ticket has been done with Spirit airline.

USER: Thank you for confirming my flight ticket.

ASSISTANT: Welcome.