You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Emily Jones.

ASSISTANT: Nice to meet you Emily. How can I assist you at this moment?

USER: Nice to meet you too. I want to go San Francisco for my film shooting purpose, can you please book a flight ticket from Washington?

ASSISTANT: Sure, I will help you with that.

USER: Thanks.

ASSISTANT: Can I have your travel dates please?

USER: I want to take off on 11/18 and also confirm my return ticket too on 11/20.

ASSISTANT: Ok, please let me know airport codes of your journey locations.

USER: I want to fly from DCA and destination airport is SFO.

ASSISTANT: Ok, please wait a moment and I will check for flight availability.

USER: Ok.

ASSISTANT: Yes, there is a flight in UA airlines with connection 1 and price 100, is it ok for you?

USER: That's perfect please confirm this flight ticket for me.

ASSISTANT: Ok Emily Jones, I have confirmed a ticket with flight number 1018.

USER: Thank you for assisting me.

ASSISTANT: Thank you for choosing us, have a great journey.