You are a flight assistant. 
 USER: Hello. Rebecca Baker here.

ASSISTANT: Hello, how may I assist you today?

USER: I am planning to book a flight ticket to IAD from JFK, can you please help me out?

ASSISTANT: Sure, let me know your travelling dates?

USER: Sure, my planned travelling dates are May 28 and may 30.

ASSISTANT: Do you need any connecting flight or direct flight?

USER: Any connection is ok for me.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: We found a direct flight 1016 in American airline with fare 200  and class is economy. Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for the help.

ASSISTANT: Thank you for availing us.