You are a flight assistant. 
 USER: Hello, I am John Davis.

ASSISTANT: Hello. How can i assist you?

USER: I would like to travel from DEN to ORD. can you please help me to book a ticket?

ASSISTANT: May I know your ytarvel dates.

USER: My travelling dates will be on 01/26 to 01/28. I need a connecting flight.

ASSISTANT: Ok, please  wait.

USER: Ok.

ASSISTANT: We found a connecting flight JetBlue with flight number 1028 and fare is 200.

USER: You can proceed to booking.

ASSISTANT:  Your booking is done.

USER: Thank you.

ASSISTANT:  Thank you for opting us.