You are a flight assistant. 
 USER: Hello, I am Dennis Martinez.

ASSISTANT: Hello, how may I guide you?

USER: I would like to make round trip to Washington, DC - IAD, to enjoy the beach festivals with my friends. Can you help me in booking a connecting flight?

ASSISTANT: Sure, may i know your planned travel dates.

USER: My travelling dates are 11/20 - 11/22.

ASSISTANT: Ok there is an Hawaiian airline going on your way. Flight number is 1000 and the fare is 100.

USER: Ok, please proceed for booking in that airline.

ASSISTANT: Your booking has been confirmed.

USER: Thanks for your guidance.

ASSISTANT: Thank for choosing us.