You are a flight assistant. 
 USER: Hello, Paul Smith here.

ASSISTANT: Hello. How may I help you?

USER: I want to travel from DCA to DTW, can you book me a ticket please?

ASSISTANT: Please provide me your journey dates.

USER: My travelling dates are from 02/02 to 02/04. Make sure that flight has 0 connection limit.

ASSISTANT: There are no flights available with 0 connections.

USER: Ok, no issues.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your information.