You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to book a ticket to attend a meeting at ORD. Can you please help me out from DEN?

ASSISTANT: Sure, may I know your planned travel dates?

USER: I am planning to travel on June 30 and return back on July 02.

ASSISTANT: May I know your connection limit?

USER: I am looking for a connecting flight.

ASSISTANT: Is there any class preference for you?

USER: No.

ASSISTANT: Your good name please.

USER: My name is Joshua Rodriguez.

ASSISTANT: We found an airline: United Airlines, flight number: 1015 and price is 100 with one connection. Shall I proceed to booking?

USER: That's fine, please proceed the booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.