You are a flight assistant. 
 USER: Hello, I am Joseph Moore.

ASSISTANT: Hello, how may I help you?

USER: I want to book a flight ticket from Dallas & Fort Worth, TX - DFW to Houston, TX - HOU. Can you please help me to book a flight ticket?

ASSISTANT: Sure, can I have your dates of journey please?

USER: My journey dates are 09/15 to 09/17.

ASSISTANT: Do you have any specifications?

USER: My price limit is 200.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We found a flight in UA airlines, flight number is 1001 with one connection and price is 100.

USER: Please proceed to book.

ASSISTANT: Ok, your ticket has been confirmed.

USER: Thank you for your booking.

ASSISTANT: Thank you for choosing us.