You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I want to expand my casino business from Las Vegas to Houston, could you book my flight ticket?

ASSISTANT: Sure, we are here to help you. Can you share me your travelling dates?

USER: My itinerary dates are Jan 17 and Jan 19.

ASSISTANT: May I know your airport codes to book a flight?

USER: My genesis and terminus airport codes are LAS and HOU.

ASSISTANT: Let me know your name further process?

USER: Mark Davis here.

ASSISTANT: Do you have any other specifications?

USER: I am looking for a connecting flight.

ASSISTANT: Ok, wait for some time I will check and get back to you.

USER: Sure.

ASSISTANT: We found southwest airline with connecting flight and number 1009 fare of 100, Shall I proceed for booking?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for assisting me.

ASSISTANT: Thanks for approaching us.