You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Myself Patricia Thomas. I have to go DCA for attending a business meeting there, can you please book a flight ticket from HOU?

ASSISTANT: Sure, may I know your planned dates to travel?

USER: My departure date is 08/19 and please book my return ticket also on 08/21.

ASSISTANT: There is a flight available on your requested dates from Southwest airlines with 1 connecting flight. Shall I proceed to confirm the ticket?

USER: Please proceed.

ASSISTANT: Your ticket is booked with flight 1003.

USER: Thank you for your help.

ASSISTANT: Thank you for flying with our service.