You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, please let me know what help can I do for you?

USER: I'm planning a trip to Lake Austin in AUS with my friends, can you book a ticket?

ASSISTANT: Ok, may I know your preferable dates to travel?

USER: My preferable dates to travel are 04/26 and 04/28.

ASSISTANT: Can you provide your source airport code?

USER: My source airport code is New York, NY - EWR.

ASSISTANT: May I know your good name please?

USER: Myself Emma Scott.

ASSISTANT: According to your request, there is a flight 1008 of Spirit airlines available for you.

USER: If it is with 1 connection limit book it for me.

ASSISTANT: Your ticket is booked successfully.

USER: Thank you.

ASSISTANT: Thank you for approaching us. Have a nice flight.