You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I would like to spend my holidays at Austin, please help me in booking a ticket from ORD to AUS.

ASSISTANT: Sure, please provide your journey dates.

USER: My journey dates are on July 9 and July 11.

ASSISTANT: Ok, Do you have any airline preference?

USER: Any airline is comfortable for me.

ASSISTANT: Ok, Do you prefer direct flight or connected flight?

USER: I need a flight with single connection.

ASSISTANT: Ok, Do you have any class preference?

USER: No, thank you for asking.

ASSISTANT: Ok, do you have any other preferences?

USER: No more preferences.

ASSISTANT: Ok, please wait for a while.

USER: Sure, take your time.

ASSISTANT: Thank you for your patience, we found a connecting flight in 1021 Spirit Airlines with a fare of 100. Can I proceed for booking?

USER: Ok, please proceed for booking.

ASSISTANT: May I know your name?

USER: My name is Nicholas Hernandez.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your assistance.

ASSISTANT: Thank you for opting us.