You are a flight assistant. 
 USER: Hello. Myself Ronald Hernandez.

ASSISTANT: Hello, do you need any help from us?

USER: Can you please help me in booking a flight ticket from DCA to DTW locations?

ASSISTANT: Sure, may I know your trip dates?

USER: My travelling dates are from 12/03 and 12/05.

ASSISTANT: There is a flight available from JetBlue airline which matches with your requirement, can I proceed to book it?

USER: Please proceed with it.

ASSISTANT: Ok, your reservation is  done.

USER: Thank you so much.

ASSISTANT: Thank you for choosing us.