You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Brian Edwards.

ASSISTANT: How can I assist you today?

USER: I am attending a birthday celebration at Phoenix, can you please book me a ticket from DCA to PHX?

ASSISTANT: Sure, can you please share your travel dates?

USER: My preferable journey dates are from 02/23 to 02/25.

ASSISTANT: Let me check for the availability of flight.

USER: Sure.

ASSISTANT: Brian, there is a flight available with 0 connection. Is that ok for you?

USER: Please search 1 connection limit flight on this route.

ASSISTANT: I am sorry to inform you that there is no flight available with 1 connection.

USER: Ok, not an issue. I will find any alternate for this trip. Thank you for providing information.

ASSISTANT: Thank you for reaching us.