You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I have planned to book a plane ticket from IAD to IAH, can you assist me in booking my ticket?

ASSISTANT: Yes, can you tell me your dates of travel?

USER: My preferred dates are Apr 12th and Apr 14th.

ASSISTANT: Do you have any other preferences?

USER: I need single connection between my trip.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT: I have found an economy class ticket with a price of 100 and 1 connection.

USER: Proceed.

ASSISTANT: Can I know your name for booking?

USER: Bradon Parker.

ASSISTANT: Your ticket has been booked.

USER: Thank you for booking.

ASSISTANT: Thank you for contacting us.