You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you please book me a flight ticket from JFK to IAD to meet my family?

ASSISTANT: Can you share your trip dates?

USER: I have planned to travel on Feb 15th and return on Feb 17th.

ASSISTANT: Do you need any connections?

USER: I prefer connecting flight.

ASSISTANT: Are there any other preferences?

USER: No, thanks.

ASSISTANT: May I know your name?

USER: Frank Young.

ASSISTANT: Connecting flight number 1009 with price 200 in economy class is available. Is it ok?

USER: Ok, please book it.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.