You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: William Young here.

ASSISTANT: How can I aid you at this moment?

USER: I would like to visit Charlotte for a business meeting, can you please help me out with booking of a flight ticket?

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

USER: Thank you. I am planning to move on 07/05 and please book my return ticket on 07/07.

ASSISTANT: May I know your airport code names for further process?

USER: Sure, I will prefer DFW and CLT as my origin and destination airport codes respectively.

ASSISTANT: Thank you for providing your travel details. I will put the conversation on hold to check the best flights available in your route.

USER: Ok, take your time.

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 Spirit airlines. Shall I proceed with this?

USER: That's fine for me, I am ok with this. You can proceed with booking.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1012.

USER: Thank you for your assistance in booking of my ticket.

ASSISTANT: You are welcome.