You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Donna Young need to book a ticket to DFW from MCO, can you please help me in booking?

ASSISTANT: Sure, may I know travel dates?

USER: I would like to start on Sept 10 and need to return on Sept 12.

ASSISTANT: Do you prefer economy or business class?

USER: I a comfortable with any class.

ASSISTANT: We found a flight on your details with airline UA, flight number: 1005. Shall I book this ticket with economy class?

USER: You can proceed.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for choosing us.