You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Alexander Allen here.

ASSISTANT: In which way I can aid you at this moment?

USER: Actually, I am looking for a flight having single connection because my friend also booked the same flight that I want to travel, so can you please help me out with booking of a flight ticket from Atlanta on 10/07?

ASSISTANT: Sure, I will help you in booking flight ticket. Can you please provide your preferable airport code names for booking flight ticket?

USER: Thank you. I want to travel from ATL to DCA.

ASSISTANT: Is there any return trip that your planning to ATL?

USER: Yes, I would like to return on 10/09.

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 UA airlines. Shall I proceed with this?

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

ASSISTANT: I have confirmed your flight ticket, flight number is 1013.

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

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

USER: Welcome.