You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello,.

USER: I am Richard Perez.

ASSISTANT: How can I provide assistance to you?

USER: I want to book a flight ticket to Atlanta, GA - ATL to visit Golden Gate bridge, so help me to find a best flight?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: May I know your trip dates that you want to travel?

USER: I want to travel on 09/25, and need to catch return flight on 09/27.

ASSISTANT: Help me with the source code?

USER: Source is from Washington, DC - IAD.

ASSISTANT: Thank you for your details, we found a flight in an airline AA with 1026 number having a single connection price of 200. Shall I proceed to book?

USER: Proceed with the booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thanks for the help.

ASSISTANT: Thank you for reaching us. Have a safe journey.