You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I have to go IAD for my film shooting purpose, can you please book a flight ticket from IAD airport? It is a round trip.

ASSISTANT: Sure, I will help you.

USER: Thanks.

ASSISTANT: May I know when you are departing from IAD.

USER: My departure date is 07/07.

ASSISTANT: Ok, if you want to return from IAD, please share your return date.

USER: Yes, please book my return ticket also on 07/09.

ASSISTANT: Please wait a while, I will check and inform you.

USER: Ok.

ASSISTANT: Flight is available on your desired travel date to IAD, shall I proceed for booking?

USER: Please book this flight ticket under my name Margaret Clark.

ASSISTANT: Sure, I will book and inform you.

USER: Ok.

ASSISTANT: Ticket is reserved on the name Margaret Clark, flight number 1025 with American Airlines.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.