You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Laura King. I wanted to travel from WA-SEA to DC-DCA. Could you please book a flight ticket?

ASSISTANT: Please mention your preferable dates.

USER: My preferable dates are 02/15 and 02/17.

ASSISTANT: I have a flight in Delta airlines with 1 connection in 100.

USER: OK, that is great.

ASSISTANT: Can I proceed this?

USER: Yes please proceed.

ASSISTANT: OK. Your flight ticket is booked. Have a great journey.

USER: Thank you for booking.