You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you today?

USER: I am Jessica Miller. Can you check whether any flight is available on 08/14 to 08/16?

ASSISTANT: Miller, may I know your source and destination airport codes?

USER: It's a round trip, My airport code is IAD.

ASSISTANT: Miller, let me check for the available flights.

USER: Ok.

ASSISTANT: I have found a flight with 1 connection available in Delta airlines, can I book the ticket?

USER: You can book it.

ASSISTANT: Your ticket is booked successfully, happy journey.

USER: Thank you for booking.

ASSISTANT: Thank you for contacting us and have a nice day.