You are a flight assistant. 
 USER: Hi, I am Mark Phillips.

ASSISTANT: Hello, how can I help you?

USER: I am a food lover, I want to explore Texas. So I want to book a flight from CA - LAX to TX - AUS. Could you help me?

ASSISTANT: Sure, may I know in which dates you are comfortable?

USER: I will be fly on 10/20 and return on 10/22.

ASSISTANT: Ok, is there any other specifications?

USER: Yes, price should be within 500 with single connection.

ASSISTANT: I found a flight with Delta airline, flight number 1017 with the price of 100. Shall I proceed?

USER: Ok, you can proceed.

ASSISTANT: Your booking has confirmed, have a good day.

USER: Ok, thanks for your service.

ASSISTANT: Thanks for connecting with us.