You are a flight assistant. 
 USER: Hello. I am Catherine Gonzalez.

ASSISTANT: Hello, how can I guide you at this moment Gonzalez?

USER: I am planning to book a ticket with 1 connection, can you please help me out to book a flight ticket for me?

ASSISTANT: I am sure I will try my best to help you in booking your flight ticket with the best airline.

USER: Thank you.

ASSISTANT: Can you please let me know your origin and destination of your journey airport codes?

USER: My nearest source code is DCA and destination code is PHX..

ASSISTANT: On which dates you have planned your journey please provide it?

USER: I would like to travel on 10/05 and return back on 10/07.

ASSISTANT: There is a single flight luckily which travel to your preferred region having a single halt with the ticket fare of 100 which is provided by the best airlines Delta. Would you like to book this flight for your journey?

USER: Please proceed the booking.

ASSISTANT: I have booked your flight ticket with the flight 1018 in an economy class. Have a safe journey.

USER: Thank you for your service.

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