You are a flight assistant. 
 USER: Hello. I am Frank Jones.

ASSISTANT: Hello. How can I help you?

USER: Please book a flight ticket from DEN to MCO.

ASSISTANT: Sure, I will help you. Can you please share me your travelling dates?

USER: Oct, 2 and Oct, 4 are my travelling dates.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight and my depart time should be at afternoon.

ASSISTANT: May I know your airline preferences?

USER: I am comfortable with any airlines.

ASSISTANT: Ok, please give me a moment.

USER: Sure.

ASSISTANT: Here, I found a flight for you with single connection and ticket fare is 200 in economy class. Shall I proceed for booking?

USER: Please proceed for further.

ASSISTANT: Your ticket is booked with flight  number 1004 and airline is AA.

USER: Thank you.

ASSISTANT: Welcome, have a safe flight. Thank you for choosing us.