You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I would like to meet my business partner at Denver, please help me in booking a ticket from DTW to DEN.

ASSISTANT: Sure, can you give me your travel dates?

USER: My planned travel dates are on Oct 13 and Oct 15.

ASSISTANT: Do you need any connections?

USER: Yes, I need a connecting flight.

ASSISTANT: Are there any other preferences?

USER: No, thank you for asking.

ASSISTANT: May I know your name?

USER: My name is George Moore.

ASSISTANT: Connecting flight number 1020 with price 100 in economy class is available, is it ok for you?

USER: Ok, please book the ticket.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your services.

ASSISTANT: Thank you for reaching us.