You are a flight assistant. 
 USER: Hi, my name is Sandra Baker.

ASSISTANT: Hello, how may I be of your service?

USER: I would like to head from Austin to attend a board meeting at Houston. Can you help me book a flight ticket on 03/17?

ASSISTANT: Sure, when do you want to return?

USER: I need to return on 03/19.

ASSISTANT: Do you have any connection limit?

USER: I prefer one connection.

ASSISTANT: Do you have any price limit?

USER: It should not exceed 1000.

ASSISTANT: Please provide me your airport codes.

USER: My travel is from AUS to HOU.

ASSISTANT: Thanks for providing information, please give me some time.

USER: Ok.

ASSISTANT: We found a matching South west airline with one connection and the price 300.

USER: Ok, proceed for booking with this airline.

ASSISTANT: Your ticket is reserved with the flight number 1007.

USER: Thank you for your support.

ASSISTANT: Pleasure to serve you, have a safe flight.