You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. May I know your good name please?

USER: My name is Donna Nelson.

ASSISTANT: How may I aid you today?

USER: I want to book a flight ticket to attend Charlotte International Auto Show from Washington, DC - DCA. Can you help me in booking a flight ticket with single connection?

ASSISTANT: Sure, can I have your trip dates please?

USER: My travelling dates are 03/21 - 03/23.

ASSISTANT: Help me with the source code?

USER: My destination code is Charlotte, NC - CLT.

ASSISTANT: We found a flight in an airline Delta of number 1004 with a price of 100 having a single connection. Shall I proceed to book?

USER: Please proceed.

ASSISTANT: Your flight ticket is booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.