You are a flight assistant. 
 USER: Hello, I am George White.

ASSISTANT: Hello, how can I help you?

USER: I would like to book a flight ticket to San Francisco to overview the city. Can you do the reservation?

ASSISTANT: Sure, please let me know your travel dates.

USER: My trip dates are 02/26 and 02/28.

ASSISTANT: Can I have your airport codes please?

USER: My airport codes are Houston, IAH to San Francisco, SFO.

ASSISTANT: There is a connecting flight with price 100, flight number 1028. Shall I proceed for booking with Southwest airlines?

USER: Go ahead.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you so much.

ASSISTANT: Thank you.