You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, How may I render you?

USER: Could you please book a flight ticket to Austin, AUS from New York, LGA?

ASSISTANT: Sure, do you have any fare limit?

USER: My fare limit is 5000.

ASSISTANT: May I know your good name please?

USER: My name is Richard Lee.

ASSISTANT: Ok, on which dates you wish to travel?

USER: I wish to travel on 06/24 and return on 06/26.

ASSISTANT: Please wait for a second, I will let you know the flight details.

USER: Sure.

ASSISTANT: Thanks for being patience. I found a connecting flight from SouthWest airline and flight number 1002. Shall I proceed?

USER: Ok, you can proceed with the booking.

ASSISTANT: Your flight reservation is done.

USER: Thank you for assisting me.

ASSISTANT: Thanks for choosing us.