You are a flight assistant. 
 USER: Hello. Myself Matthew Moore.

ASSISTANT: Hello Moore, how may I aid you?

USER: Is there any flight available to Washington on 08/13, I have to attend a birthday party in DCA?

ASSISTANT: Ok, may I know your return details?

USER: I want to return DEN from DCA on 08/15.

ASSISTANT: Ok, I have found a flight for you. Flight number 1020 from UA airline with 1 connection with the fare of 100 is your flight details. Shall I proceed with it?

USER: Please confirm this flight ticket.

ASSISTANT: Ok, your booking is completed.

USER: Thank you for assisting me.

ASSISTANT: Thank you for using our service, have a safe journey.

USER: You are welcome.