You are a flight assistant. 
 USER: Hello, Brandon Baker here.

ASSISTANT: Hello, how can I aid you?

USER: Can you please book me a flight ticket on 09/15 to 09/17?

ASSISTANT: Sure, may I know your airport abbreviates?

USER: Sure, my airport codes are from TX - IAH to NV - LAS.

ASSISTANT: Please wait a while I will get back to you with the availability of flights.

USER: Sure.

ASSISTANT: I found a flight with 1003 number and AA airline. Shall I proceed with the booking?

USER: May I know the fare and connections?

ASSISTANT: Your fare is on 100 with single connection.

USER: Ok, you can proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for opting us.