You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Donna Allen. I want to book a ticket from Dallas, DFW to Denver, DEN. Could you please book a ticket?

ASSISTANT: Sure, we are here to assist you.

USER: Thank you.

ASSISTANT: May I know your trip dates?

USER: My trip dates are on 01/15 and 01/17.

ASSISTANT: Do you need any halt in your journey?

USER: I need a halt in between journey.

ASSISTANT: Please stand by.

USER: Sure.

ASSISTANT: Thanks for waiting, there is a connecting flight with price of 300 and 1007 flight number. Shall I proceed to book UA airline?

USER: You can proceed.

ASSISTANT: Your seat has been reserved in business class.

USER: Thank you.

ASSISTANT: Thank you for reaching us.