You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I am George Hernandez, can you help me to book a direct flight?

ASSISTANT: Ok, may I know your travelling dates?

USER: My travelling dates are 09/18 and 09/20.

ASSISTANT: Please mention your travelling airport codes?

USER: My airport codes are DCA and HOU.

ASSISTANT: Here is a flight ticket with fare 100 and connection limit is 1.

USER: Proceed with booking.

ASSISTANT: Ok, your ticket is confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.