You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am Joseph Hill. I want to book a ticket from DEN to LAS to attend seminar, can you help me in booking?

ASSISTANT: Sure, let me know travelling dates.

USER: I am departing on May 03 and return on May 05.

ASSISTANT: Please share your connection limit.

USER: I need a flight with connection limit 1.

ASSISTANT: Do you have any other requirements?

USER: I do not have any other requirements.

ASSISTANT: We found an AA airline and flight number is 1002 with connecting flight. Shall I proceed?

USER: Please proceed for booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you.