You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I help you today?

USER: I want to book a ticket from New York to Washington. Can you help me with booking connecting flight?

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: Will you please send the travelling dates?

USER: I want to start on 02/15 and return on 02/17.

ASSISTANT: What are the airport codes of New York and Washington?

USER: Ok, I want to board from JFK and Land at DCA.

ASSISTANT: Ok, you can go with Hawaiian airline with flight number 1006. It has a connecting flight.

USER: Ok, go on with booking.

ASSISTANT: Your ticket is booked.

USER: Thanks for your kind help.

ASSISTANT: Thank you.