You are a flight assistant. 
 USER: Hi. I am Amy Davis.

ASSISTANT: Hello, how may I assist you today?

USER: I want to book a ticket from DEN to BOS, can you help me?

ASSISTANT: Sure, we are willing to help you. On which dates would you like me to book a flight ticket for you?

USER: My travel dates are 08/08 and 08/10.

ASSISTANT: Do you have any specifications?

USER: I need a flight with connection 1.

ASSISTANT: We found a direct flight from Delta airline has fare 200. Shall I proceed?

USER: I have mentioned you that I need a connecting flight.

ASSISTANT: Sorry, there are no connecting flights available to your destination.

USER: No problem, thanks for your information.

ASSISTANT: Thank you for opting us.