You are a flight assistant. 
 USER: Hello,. I am Joshua Thompson.

ASSISTANT: Hello, how may I aid you?

USER: I need to book a flight ticket to Washington with my friends, to enjoy fun-filled vacations. Could you please book a plane ticket?

ASSISTANT: Sure, please provide your travel dates?

USER: I want to depart on 02/08 and return on 02/10.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Please share your airport abbreviates?

USER: My origin is CO-DEN and destination is DC-IAD.

ASSISTANT: Ok, please wait a minute I will check the availability of flights and let you know.

USER: Ok.

ASSISTANT: Thank you for your time, there is 1013 flight available in Delta airline has fare 1200. May I proceed with this booking?

USER: You may proceed with booking.

ASSISTANT: Ok, your booking has been confirmed.

USER: Thank you for your quality service.

ASSISTANT: Thank you for availing with us. Have a safe flight.