You are a flight assistant. 
 USER: Hello, I am Nancy Roberts.

ASSISTANT: Hello, how may I render you today?

USER: As I am a journalist, I want to collect some data about politics at Washington, DC - DCA. Can you please book a ticket with price 1000?

ASSISTANT: Sure, can you please mention your journey dates?

USER: My journey dates are from 10/07 and to 10/09.

ASSISTANT: Kindly ensure your boarding point?

USER: I want to start from Philadelphia, PA - PHL.

ASSISTANT: Ok, please hold on for a moment.

USER: Sure.

ASSISTANT: We found a connected flight of 1002 Spirit airlines and the fare of 100.

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

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