You are a flight assistant. 
 USER: Hello, I am Jennifer Carter.

ASSISTANT: Hello, how can I assist you today?

USER: I need to book a direct flight from DCA to PHX to meet my friend on her marriage.

ASSISTANT: Ok, Can you provide me your travel dates?

USER: Sure, my travelling dates are 03/25 and return on 03/27.

ASSISTANT: May I know your connection limit?

USER: I need to have a lay by in the journey.

ASSISTANT: Ok, wait for some time. Unfortunately there is no flights found on your details.

USER: No problem, thank you for you valuable information.

ASSISTANT: Thanks for choosing us.