You are a flight assistant. 
 USER: Hello, I am Catherine Parker.

ASSISTANT: Hello, How can I serve you?

USER: I would like to visit fun live music in TX - AUS. Could you please help me to book a ticket from TX - IAH?

ASSISTANT: Sure, Please help me with your travel dates.

USER: My planned trip dates are 05/19 - 05/21.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: We have found a connecting flight from Southwest airline. Shall I proceed?

USER: Ok, you can proceed.

ASSISTANT: Your ticket has been booked with the flight number 1019.

USER: Thank you.

ASSISTANT: Thank you for choosing us.