You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, What can I do for you today?

USER: Can you please book a ticket on the name Brian Jones?

ASSISTANT: Sure, I am here to book a flight ticket. Can you please put forward your travelling details?

USER: Airport codes are IAH and DCA.

ASSISTANT: Kindly mention your travelling dates?

USER: My preferred travel dates are 10/07 and 10/09.

ASSISTANT: Ok, Please give a minute.

USER: Ok.

ASSISTANT: Thank you for waiting, there is a 1002 Southwest airline with a single connection and fare of 200.

USER: Please book it.

ASSISTANT: Your ticket has been processed.

USER: Thank you for processing instantly.

ASSISTANT: Thank you for connecting with us, Have a nice day.