You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: Can you help me to book flight ticket from DCA to DEN?

ASSISTANT: Sure, may I know your planned dates of travel?

USER: My journey dates are Oct 14 and Oct 16.

ASSISTANT: Do you have any connection limit?

USER: I prefer a connecting flight.

ASSISTANT: Any other specifications to be met?

USER: I do not have any other specifications.

ASSISTANT: Ok, please wait a minute.

USER: Sure.

ASSISTANT: We found an airline UA with flight 1001 having a fare 100 with stopover. Shall I proceed with booking?

USER: Please proceed for booking.

ASSISTANT: May I know your name for booking?

USER: Sure, I am Jason King.

ASSISTANT: Your booking has been processed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.