You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: I am Timothy Wilson. I want to book a flight from DEN to IAH. Can you find a flight ticket for me?

ASSISTANT: Sure, I can help you in booking flight ticket. Can you please mention your travel dates for booking flight ticket?

USER: Sure, my planned journey dates are on 09/12 and back on 09/14.

ASSISTANT: Please hold on a moment, I will check flight availability in this route.

USER: Thank you.

ASSISTANT: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 200 is provided by AA airlines. Shall I proceed with this?

USER: Ok, you can proceed with the booking.

ASSISTANT: Your flight ticket is booked, flight number is 1020.

USER: Thank you for your help.

ASSISTANT: You are welcome.