You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: My name is Ryan Moore.I would like to book a ticket to Washington DC for congress party meet.

ASSISTANT: May I know your genesis and terminus airport codes?

USER: My airport codes are SFO and DCA.

ASSISTANT: Please provide your itinerary dates.

USER: My itinerary dates are July 03 and July 05.

ASSISTANT: Please give me a moment to check for available flights.

USER: Sure, take your time.

ASSISTANT: Southwest airlines with flight 1024 is providing service with a connecting flight on your route.

USER: Please proceed with the reservation.

ASSISTANT: Ryan Moore, your ticket is confirmed.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us.