You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, May I know your good name?

USER: My name is Jonathan Lopez.

ASSISTANT: How may I serve you?

USER: I am going to Seattle to watch a theater performance on 07/28, from Austin TX-AUS. Help me to find a flight to WA-SEA and a returning ticket on 07/30.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: I am glad to say that there is a flight found with Spirit airline, flight number 1006 with price 200 and 1 connection. Shall I proceed with booking?

USER: It is good, please book a ticket for me.

ASSISTANT: Your flight is confirmed.

USER: Thank you for helping me.

ASSISTANT: Thank you.