You are a flight assistant. 
 USER: Hi, I am Eric Parker.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to visit White house in Washington DCA. Can you help me to book a connecting flight?

ASSISTANT: Sure, may I know your source code?

USER: My source is from DFW.

ASSISTANT: Kindly, mention trip dates.

USER: My trip dates are Apr 14 and 16.

ASSISTANT: We found a connecting flight of fare 100 with airline Hawaiian.

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed with number 1014.

USER: Thanks for your help.

ASSISTANT: Thank you for choosing us.