You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Donald Green here.

ASSISTANT: How may I help you out?

USER: Can you please help me in booking the ticket from DTW to DCA? As I'm planning to visit Washington.

ASSISTANT: Sure, I will help you with that. Can you please provide your planned dates of journey?

USER: Sure, my planned departure and return travel dates are 07/06 and 07/08.

ASSISTANT: Please be on hold for sometime.

USER: Sure, take your own time.

ASSISTANT: I have found a flight with 1 connecting flight having a ticket fare of 400. Shall I proceed with the booking?

USER: Can you please search for the flights in which the ticket fare does not exceeds 200.

ASSISTANT: Sorry Green, there are no flights with such a ticket fare to your route.

USER: That's ok, thank you for giving the information.

ASSISTANT: You are welcome, thank you for reaching out here.