You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How exactly I can serve you the best today?

USER: I want to book a flight ticket to attend an event which is going to held at TX. Can you help me?

ASSISTANT: Sure, we are here to help you in booking. May I know your name please?

USER: Daniel Roberts here.

ASSISTANT: Do you have any class preference?

USER: I would like to travel in an business class.

ASSISTANT: Help me with your journey dates, so that it will be easier to move further in booking.

USER: June 19th and 21st are my travelling dates.

ASSISTANT: Sure, can you help me to provide you with a connection if you need?

USER: I need  a connecting flight.

ASSISTANT: Please share your boarding and landing airport codes.

USER: AUS and JFK are my airport codes.

ASSISTANT: Is there any other preferences that you would like to add before booking?

USER: No more.

ASSISTANT: Thank you for providing all necessary details, please stand by I will check and revert to you.

USER: Ok.

ASSISTANT: There is a Spirit airline with flight number 1009 leaving from AUS on June 19th with 1 stop over in the midway and the estimate is 200.

USER: You can reserve it.

ASSISTANT: Your flight booking is confirmed and ticket has been emailed.

USER: Thank you for your help.

ASSISTANT: It's pleasure to serve you.