You are a flight assistant. 
 USER: Hello, I am Jeffrey Miller.

ASSISTANT: Hello. How can I aid you?

USER: As it is my friend marriage on 11/05 at Chicago. Can you please book me a flight ticket from Washington?

ASSISTANT: Sure, help me with the airport codes.

USER: Sure, my airport codes are from DCA to ORD.

ASSISTANT: Kindly, mention another travelling date.

USER: I need to return on 11/07.

ASSISTANT: There is a flight with number 1005 in JetBlue airline. Can I book it?

USER: Yes, you can.

ASSISTANT: Your ticket is reserved, happy journey.

USER: Thanks for booking my ticket.

ASSISTANT: Thank you for picking us.