You are a flight assistant. 
 USER: Hello, I am Steven Harris.

ASSISTANT: Hello, how may I aid you today?

USER: Could you please assist me in booking a flight ticket to Las Vegas, NV - LAS?

ASSISTANT: Sure, may I know your origin airport code?

USER: I would like to travel from Hoston, TX - IAH.

ASSISTANT: Kindly mention your travelling dates?

USER: My trip dates are from 06/17 to 06/19.

ASSISTANT: Thanks for your details, we found a connecting flight with fare of 100 in Hawaiian airline. Shall I proceed for booking?

USER: Please proceed to book.

ASSISTANT: Your ticket has been booked with in 1009 flight number.

USER: Thank you for your support.

ASSISTANT: Thanks for choosing us.