You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Edward Collins. I am planning to book a ticket to attend a music event at HOU. Can you please help me out from DCA?

ASSISTANT: Yes, can you share me your travel dates?

USER: I am happy to help you with that. I would like to travel on 09/25 and return back on 09/27.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT: I have found a flight ticket with a price of 200 and 1 connection.

USER: Please proceed the booking.

ASSISTANT: Ok, your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us.