You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I am planning to visit IAD. Can you find a ticket from BOS?

ASSISTANT: Sure, I can check that for you. Can you please help me with your travelling dates?

USER: Sure, my preferable dates are 04/16 to 04/18.

ASSISTANT: May I know your name to proceed further?

USER: Yes, I am Anna Campbell.

ASSISTANT: Anna, there is a flight available at your request with price 100. Would you like me to proceed the booking?

USER: Yes, proceed.

ASSISTANT: Sure. Your booking is confirmed.Your flight number is 1003 with JetBlue airline.

USER: Thank you for your help.

ASSISTANT: Have a great journey. Thank you for contacting us. You are welcome.