You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Amy Wilson here.

ASSISTANT: How can I help you Amy today?

USER:   I need your help in booking of a flight ticket from ORD to DCA for an important business meeting, can you please help me out with booking of a flight ticket on those locations?

ASSISTANT: Sure, I am glad to help you in booking flight ticket.

USER: Thank you.

ASSISTANT: Can you please mention your travel dates for booking flight ticket?

USER: Sure, I am planning to move on 06/04 and please book my return ticket on 06/06.

ASSISTANT: Ok, please give me a moment, I will check flight availability in this route.

USER: Sure, take your time but try to bring a best flight with less cost to my region.

ASSISTANT: Thank you for waiting. Based on your information, UA airline is ready to serve you with 1 connection with a minimum fare of 100 is available for you. Shall I proceed with this?

USER: That's great, it's matches with my requirements, you can proceed with booking.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1015.

USER: Thank you for your help in booking of my ticket, have a nice day.

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

USER: Most welcome.