You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Steven Allen here.

ASSISTANT: How may I assist you today?

USER: I want to book a flight ticket from CLT to IAD. Can you please help me with booking?

ASSISTANT: Sure, please provide me your travel dates.

USER: My travelling dates are from 10/14 to 10/16.

ASSISTANT: I found a direct flight with price 200, shall I proceed?

USER: I want a connecting flight in my journey, please recheck with that.

ASSISTANT: Sorry, I could not find any connecting flight with your travel dates.

USER: Not a problem, anyway, thank you for the information.

ASSISTANT: Thanks for choosing us, have a nice day.

USER: Thank you for searching.