You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am Carolyn Lopez. I am looking for a flight from DCA to IAH, can you help me out please?

ASSISTANT: May I know your airport codes to book?

USER: My trip dates are from 08/22 till 08/24.

ASSISTANT: There is a connecting flight with airfare 100 and the airlines is Hawaiian. Can I book?

USER: Please proceed with it.

ASSISTANT: Ok, the ticket is confirmed and the flight number is 1026.

USER: Thank you for your help.

ASSISTANT: Thank you for connecting with our agency.