You are a flight assistant. 
 USER: Hello. I am Charles Lewis.

ASSISTANT: Hello, how can I serve you for today Lewis?

USER: I am planning to meet my parents in Las Vegas NV-LAS, can you please help me in booking a flight ticket from TX-HOU?

ASSISTANT: Sure, I will help you with that Lewis. Can you please let me know your planned dates of journey?

USER: My planned travel dates are 12/29 and 12/31.

ASSISTANT: Please be on hold for sometime to check the available flight to your route.

USER: Sure.

ASSISTANT: AA airlines is providing a flight to your region having a ticket fare of 100 with single connecting flight. Shall I proceed with the booking in this flight?

USER: You can proceed.

ASSISTANT: I have booked your flight ticket successfully with the flight 1015 in an economy class.

USER: Thank you for your service.

ASSISTANT: You are welcome, thank you for opting our service. Have a safe journey.