You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you today?

USER: I am Christine Williams, can you help me to book a flight on 10/02 and 10/04?

ASSISTANT: Sure, please tell me your airport codes.

USER: My airport codes are DCA and JFK.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Flight 1009 of Southwest airlines is available for you with 1 connection.

USER: Proceed with booking.

ASSISTANT: Williams, your ticket is confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.