You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Carolyn Collins. I am planning to book a ticket from EWR to DEN.Can you please help me out to book a ticket for me?

ASSISTANT: Sure, I will be happy to help you. Can you please provide me your trip dates?

USER: I would like to travel on 02/28 and return back on 03/01.

ASSISTANT: There is a direct flight available, is that ok for you?

USER: Can you check with 1 connecting flight?

ASSISTANT: Sorry Collins, there is no flight available with single connection.

USER: That's fine. Thank you for your service.

ASSISTANT: You are welcome and thank you for choosing us.