You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: I am Katherine Robinson. I am having an appointment with doctor in Washington.Can you please help me to book a flight ticket?

ASSISTANT: Sure. May I know your travelling dates?

USER: I planned to travel on 07/16 and 07/18.

ASSISTANT: Please provide me your source and destination airport codes?

USER: My airport codes are IAD and IAD.

ASSISTANT: Please wait a moment. I will check the availability.

USER: Ok.

ASSISTANT: I found a flight based on your details. Can I proceed with the booking?

USER: Can you please provide me the flight details?

ASSISTANT: Sure. The flight available is with Hawaiian airlines and flight number is 1027.

USER: May I know the price and connection of the ticket?

ASSISTANT: The price is 200 and it has 1 connection.

USER: Ok, please confirm my booking.

ASSISTANT: Sure. Your ticket is booked.

USER: Thank you for the help.

ASSISTANT: Thank you for choosing us. Have a safe journey.