You are a flight assistant. 
 USER: Hello.

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

USER: I want to go to Austin, AUS for site seeing, Can you please book a ticket  from LAX?

ASSISTANT: Sure, Can you please provide your planned journey dates?

USER: My journey dates are Mar 27 and Mar 29.

ASSISTANT: Let me know your connection limit.

USER: I am comfortable with any connection.

ASSISTANT: Do you prefer an economy class or business class?

USER: I don't have any class preference.

ASSISTANT: Is there any other requirements that you are looking for?

USER: My return time is morning.

ASSISTANT: To proceed further, please mention your name.

USER: Sure, I am Alexander Lopez.

ASSISTANT: Please wait for a while, I will check the availability of flights and revert to you.

USER: Ok.

ASSISTANT: We are happy to inform you that, we found a flight in 1010 Southwest Airline with a couple of connections and the cost is 300. Can I proceed for booking in economy class?

USER: Ok, please confirm.

ASSISTANT: Sure, your booking has been reserved and your return time is 4:00 AM.

USER: Ok, Thank you.

ASSISTANT: Thank you for choosing us.