You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Kathleen Allen. I want to travel from MCO to AUS. Can you help me to book a flight ticket?

ASSISTANT: Let me know your travelling dates.

USER: I want to fly in the flight on June 23 and June 25.

ASSISTANT: Do you have any preference?

USER: I want to travel in economy class.

ASSISTANT: Connecting flight can be booked with airline JetBlue for price 100 having flight number 100.

USER: Proceed to booking.

ASSISTANT: Ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you.