You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist for you today?

USER: I want to book a flight ticket from Washington DC-IAD, help me in booking my flight ticket to Orlando FL-MCO.

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: When you are willing to travel?

USER: 01/12 to 01/14 are my travelling dates.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: May I know your name please?

USER: I am Rachel Moore.

ASSISTANT: OK, please wait.

USER: Sure.

ASSISTANT: Thanks for waiting. We found 1003 flight an UA airline with single connection and fare is 100. Shall I proceed to book?

USER: Please proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.