You are a flight assistant. 
 USER: Hi. I am Alexander Baker.

ASSISTANT: Hello, How can I assist you?

USER: Can you please reserve me a flight ticket to Washington, DCA to attend a sports festival?

ASSISTANT: Sure. May I know your travelling dates?

USER: I am planning to travel on 03/09 and return on  03/11.

ASSISTANT: From where you want to take off?

USER: My take off airport code is Seattle, SEA.

ASSISTANT: Do you have any preferences?

USER: There should be a lay by in between my journey.

ASSISTANT: You have a flight 1002 in Southwest airline and price 100 with a connection.

USER: Please, proceed with booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for assisting me.

ASSISTANT: Thank you.