You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you now?

USER: Can you please book a flight ticket from DCA to DTW?

ASSISTANT:  Yes, I will definitely try my best to help you in booking your flight ticket. Could you please provide your planned dates of journey?

USER: Thank you. I have planned my travel dates as Nov 27 and Nov 29.

ASSISTANT: Do you have any connection limit for your journey?

USER: I do not have any specifications so please proceed for searching for flight availability.

ASSISTANT: May I know your name to proceed further?

USER: Sure, myself Sarah Collins.

ASSISTANT: There is a flight available with price 100 and the connection is 1 with Frontier Airlines. Would you like me to proceed with the booking?

USER: That is fine, please proceed with booking.

ASSISTANT: Your ticket has been reserved with flight 1022.

USER: Thank you for your help.

ASSISTANT: My pleasure.