You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: Can you please book a ticket from CLT to DCA?

ASSISTANT: Please share your trip dates.

USER: My trip dates are on Apr 20 and Apr 22.

ASSISTANT: Do you need any connection limit?

USER: I need single connection.

ASSISTANT: can you share your class preference?

USER: I am okay with any class.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: kindly mention your name for reservation.

USER: My name is Virginia Harris.

ASSISTANT: I found a direct flight in economy class with Spirit Airlines and ticket fare of 100. Shall I proceed?

USER: You can proceed.

ASSISTANT: Your ticket is confirmed with flight 1012.

USER: Thank you.

ASSISTANT: Thank you for opting us.