You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I would like to visit Washington to meet my brother, please book a ticket from OAK to IAD.

ASSISTANT: Please share me your travel dates please?

USER: My travel dates are 08/19 and 08/21.

ASSISTANT: May I know your name?

USER: My name is Alexander Nelson.

ASSISTANT: Here is a flight with 1 stop and price is 200, can I proceed with it?

USER: Ok, please confirm with my booking.

ASSISTANT: Your ticket has been booked with 1020 flight in Southwest airlines.

USER: Thank you for for your help.

ASSISTANT: Welcome, thank you for reaching us.