You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Alexander Hill here.

ASSISTANT: How can I aid you at this moment?

USER: I would like to visit New York for a business trip, can you please help me out with booking of a flight ticket to go there?

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

USER: I am planning to move on 01/23 and please book my return ticket on 01/25.

ASSISTANT: May I know your preferable airport code names?

USER: I will prefer IAD and LGA as my origin and destination airport codes.

ASSISTANT: Please wait a moment, I will check flight availability in this 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 100 is provided by AA airlines. Shall I proceed with this?

USER: I am ok with this, you can proceed with booking.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1008.

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

ASSISTANT: Thank you for reaching us, have a good day.

USER: Welcome.