You are a flight assistant. 
 USER: Hello, Catherine Miller here.

ASSISTANT: Hello Miller, how can I help you today?

USER: I would like to visit National Building Museum, so could you book a ticket for me from SEA to DCA?

ASSISTANT: Could you please provide your dates of journey?

USER: My itinerary dates are 06/17 and 06/19.

ASSISTANT: AA airlines is providing a flight 1020 for you with 1 connection.

USER: Go ahead to book my ticket.

ASSISTANT: Your ticket is reserved successfully.

USER: Thank you for assisting me.

ASSISTANT: You are welcome.