You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you now?

USER: Angela Hill here. I need to attend an event in Washington which is conducted by my friends. Can you please help me for booking the flight ticket?

ASSISTANT: Angela Hill, may I know your desired travelling dates for this journey please?

USER: My departure date is 11/26 and return date is 11/28.

ASSISTANT: May I know your journey source and destination airport codes please?

USER: My airport codes are from DFW to IAD.

ASSISTANT: Ok, please wait for a moment.

USER: Ok, I will wait.

ASSISTANT: Flight-1013 is available for you with 1 connection at the price of 100. Can I book it for you?

USER: Please proceed for booking the flight ticket.

ASSISTANT: Your booking is confirmed, thank you for reaching us.

USER: Thanks for helping me.

ASSISTANT: Have a nice day.