You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I am Stephen Martin here.

ASSISTANT: Yes Martin.

USER: I want to travel for a round trip which is at Washington, can you please help me to book a ticket from IAD to DCA?

ASSISTANT: Sure, I am here to help you, please share your travelling dates?

USER: Ok, my dates of planning is from 12/10 to 12/12.

ASSISTANT: Ok, please hold on for a moment.

USER: Sure, take your own time. Please make sure that the connections limit is 1.

ASSISTANT: There is a flight AA airline with connection 1 price 100 as per your details, can I proceed to booking?

USER: Please book this ticket.

ASSISTANT: Your ticket is booked. Thank you for reaching us.

USER: Thank you for your help.