You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you?

USER: I am Nicole Clark. I am planning to visit Austin AUS from DCA. Can you find a flight ticket for me?

ASSISTANT: Sure, I am here to help you with the ticket booking.  Can you please share your travel dates?

USER: Thank you. my planned trip dates are on May 17 and return on May 19.

ASSISTANT: Ok, do you have any preferences?

USER: Yes, I need a single connecting flight.

ASSISTANT: I have found a flight in the Spirit airlines which is a business class flight and the ticket cost is 1100 which is having a connection limit 1. Can I reserve your ticket?

USER: You can proceed with the ticket booking.

ASSISTANT: I have reserved your ticket with the flight number 1011.

USER: Thank you for your service.

ASSISTANT: You are welcome. Thank you for choosing us.