You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello,.

USER: I am James Anderson.

ASSISTANT: How may I aid you for the day?

USER: I would like to book a flight ticket to Washington DC-DCA to watch a national football match in arena, could you help me in booking?

ASSISTANT: Sure, may I know your trip dates?

USER: I want to travel on 12/27, and need to catch return flight on 12/29.

ASSISTANT: Help me with the source code?

USER: Source is from PHX.

ASSISTANT: We found a flight with a couple of connections. Shall I reserve?

USER: Ok, Do not proceed with the booking.

ASSISTANT: Ok, thank you for reaching us.

USER: Thanks for the help.