You are a flight assistant. 
 USER: Hello, myself Dennis Evans.

ASSISTANT: Hello, how may I aid you?

USER: I am going to participate in a singing competition at DCA, please help me in booking a flight ticket.

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Help me with the source code?

USER: I am starting from SEA.

ASSISTANT: When would you like to travel?

USER: I need to travel on 08/24 and 08/26.

ASSISTANT: Thank you for the details, we found a flight in an airline Southwest with the number 1022. Shall I proceed to book?

USER: You may proceed if it is single connecting flight.

ASSISTANT: Your flight ticket is booked with the single connection.

USER: Thank you for your assistance.

ASSISTANT: Thank you for choosing us.