You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Brandon Miller. I want to book a flight ticket from PA - PHL to TX - HOU, so please help me in booking a flight ticket.

ASSISTANT: Yes, I can help you. Can you tell me your travelling dates?

USER: I would like to fly on 04/12 and return on 04/14.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT: I have found a flight ticket with a price of 100 and 1 connection.

USER: You can proceed to booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching our agency.