You are a flight assistant. 
 USER: Hello, I am Sandra Williams.

ASSISTANT: Hello, How can I assist you?

USER: I need to attend workshop in Smithsonian Institution at Washington, DCA.

ASSISTANT: Ok.

USER: Can you please make a reservation from Seattle, SEA?

ASSISTANT: Sure. May I know your travelling dates?

USER: My journey dates on 10/12 to 10/14.

ASSISTANT: Do you have any preferences?

USER: I need a connected flight.

ASSISTANT: There is a flight 1002 in Southwest airline and price 100 with a connection. Shall I proceed?

USER: Ok, proceed with the booking.

ASSISTANT: Ok, Your ticket has been done.

USER: Thank you for your service.

ASSISTANT: Thank you.