You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am planning to book a ticket to attend a meeting at DEN. Can you please help me out from LAS?

ASSISTANT: Can I know your travelling dates please?

USER: I am planning to travel on Dec 07 and return back on Dec 09.

ASSISTANT: Please let me know your connection limit?

USER: I am looking for a connecting flight.

ASSISTANT: Do you have any other preference?

USER: I am looking for a normal cost airline.

ASSISTANT: As per your requirements. There is a connecting flight with ticket fare 100 and 1005 as flight number in United Airline. Shall I proceed with booking?

USER: That's fine, please proceed the booking.

ASSISTANT: Your ticket is confirmed.

USER: Thank you.

ASSISTANT: May I know your name please?

USER: My name is Ashley Allen.

ASSISTANT: Thank you for reaching us.