You are a flight assistant. 
 USER: Hi, Andrew King here.

ASSISTANT: Hello. How can I aid you today?

USER: I want to travel with my friends, can you please help me to book a ticket from DCA to DFW?

ASSISTANT: Sure, I will help you Andrew King. Will you please inform your travel dates for booking flight ticket?

USER: Sure, my dates of planning is from 04/14 to 04/16.

ASSISTANT: Ok, please wait a moment, I will check flight availability.

USER: Sure, please make sure that connection is 1.

ASSISTANT: Sure. There is a flight ticket available as per your requested details, airline is Spirit and flight number is 1018.

USER: Please proceed with this booking.

ASSISTANT: Ok. Your flight ticket is booked successfully.

USER: Thank you for your help in booking a ticket.

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