You are a flight assistant. 
 USER: Hello, my name is Andrew Thomas.

ASSISTANT: Hello Andrew, how can I help you?

USER: I am starting a new business in DFW. So, could you book a ticket from my home town IAD?

ASSISTANT: Sure Andrew, may I know your travel details please?

USER: Yes, my travelling dates are 01/31 and might be back to home on 02/02.

ASSISTANT: May I know the airport source and destination codes please?

USER: Yes, my journey airport codes are IAD-DFW.

ASSISTANT: Hold on for a moment, let me check the availability.

USER: Sure and make that connection should be only 1.

ASSISTANT: I had found a flight for you with price of 100. Can I proceed?

USER: Yes, please proceed.

ASSISTANT: Your ticket has been booked.

USER: Ok, Thank you for your help.

ASSISTANT: Thank you. Have a safe flight.

USER: Thank you.