You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I be your helping hand today?

USER: Can you please book a flight ticket from IAH to AUS to attend a meeting in Austin?

ASSISTANT: Sure, I am glad to help you. May I know your planned dates please?

USER: Thank you. My journey dates are on Apr 4th and 6th.

ASSISTANT: Ok, please specify your name.

USER: My name is Stephen Lewis.

ASSISTANT: Is there any connection limit for you?

USER: Yes, I prefer a flight with single connection.

ASSISTANT: Do you have any other concerns?

USER: No.

ASSISTANT: We found a connecting flight with a fare of 200 in 1008 American Airlines, shall I proceed?

USER: Ok, proceed with the booking.

ASSISTANT: Ok, your ticket has been confirmed in economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.