You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you?

USER: I want to book a ticket from DEN to LAX to attend seminar, can you help me in booking?

ASSISTANT: Sure, can you share your journey dates?

USER: I am departing on Feb 02 and return on Feb 04.

ASSISTANT: Do you have any preferences?

USER: I prefer a connecting flight.

ASSISTANT: May I know your name?

USER: My name is Margaret Smith.

ASSISTANT: There is a connecting flight with number 1017 in airline AA, the fare is 100 in economy class. Can I book it?

USER: Please proceed for booking.

ASSISTANT: Your ticket is reserved, the depart time is 22:00 hours and return time is 10:00 hours.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.