You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Brenda Baker.

ASSISTANT: How may I aid you?

USER: I would like to visit museum of fine art in Houston with my friend, can you please help me in booking a ticket?

ASSISTANT: Sure, I will help you to book a ticket. let me know your travelling dates.

USER: My trip dates are from 10/08 till 10/10.

ASSISTANT: Ok, may I know your airport codes?

USER: My source code is DCA and my destination code is HOU.

ASSISTANT: In my search, I found a flight-1020 with single connection and airline is Southwest. Shall I proceed in booking?

USER: Please proceed.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for the help in booking a flight ticket with southwest airline.

ASSISTANT: Welcome. Thank you for choosing us.

USER: Most welcome.