You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I want to book a ticket from IAD to JFK, can you help me?

ASSISTANT: Can you share your trip dates?

USER: My travel dates are Oct 26 and 28.

ASSISTANT: Do you have any connection limit?

USER: I prefer a connecting flight.

ASSISTANT: Are there any other preferences?

USER: No.

ASSISTANT: May I know your name?

USER: I am Ryan Turner.

ASSISTANT: Connecting flight number 1022 with price 100 in economy class is available. Is it ok?

USER: You can book it.

ASSISTANT: Your ticket has been booked.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.