You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Edward Turner.

ASSISTANT: How can I aid you today?

USER: I need to travel Washington DC, can you please book flight ticket from PHX and DCA?

ASSISTANT: Sure, I will help you. May I know your travelling dates?

USER: My travelling dates are 09/25 and 09/27.

ASSISTANT: Please wait for some time.

USER: Please take your time.

ASSISTANT: I found a flight with the price of 100 and 1 connection limit. Can I proceed to booking?

USER: I need a direct flight, can you check with my requirement.

ASSISTANT: Sorry, no flights are available with your price limit.

USER: That's ok, Thank you for searching flights.

ASSISTANT: Thank you for reaching us.