You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: My name is George Garcia.

ASSISTANT: How can I assist you?

USER: I would like to meet my brother at Charlotte. Can you help me in booking a ticket from DCA to CLT?

ASSISTANT: Sure Garcia, can I know the travel dates please?

USER: My planned journey dates are 04/06 and 04/08.

ASSISTANT: Ok, wait a moment please.

USER: Ok, take your time.

ASSISTANT: There is a flight in AA airline with price 100, can I book it?

USER: Please book the ticket.

ASSISTANT: Your ticket has been booked with flight number 1004.

USER: Thank you for your assistance.

ASSISTANT: You are welcome.