You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may help you today?

USER: Can you please help me in booking a flight ticket from IAD to IAH?

ASSISTANT: Sure, we are happy to assist you in booking.

USER: Thank you.

ASSISTANT: Can I have your name please?

USER: Michelle Martinez here.

ASSISTANT: Could you please help me by providing your travelling dates?

USER: My trip dates are 12/04 - 12/06.

ASSISTANT: Please share your connection preference.

USER: I need a single connection.

ASSISTANT: Would you like to avail any benefits for the comfort of your journey?

USER: No.

ASSISTANT: Ok, please wait a moment I'll search best flight for you.

USER: Sure.

ASSISTANT: Thank you for waiting, we found an economy class ticket providing by Hawaiian airline with the flight number-1020 and the fare 100. Shall I book the connecting flight?

USER: Please reserve.

ASSISTANT: Your flight booking is confirmed and ticket has been emailed. It's pleasure to serve you.