You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Will you help me in booking the flight ticket from CLT to HOU?

ASSISTANT: Please provide your travelling dates?

USER: My preferable journey dates are Mar 15 and Mar 17.

ASSISTANT: Do you prefer connecting flight?

USER: I need a flight with single connection.

ASSISTANT: Is there any other specifications?

USER: No, thank you for asking.

ASSISTANT: May I know your name?

USER: Myself Justin Williams.

ASSISTANT: Found ticket with United airlines for price 100 having flight number 1016. Shall I book a ticket?

USER: Sure, you can proceed with the booking.

ASSISTANT: Ticket is booked.

USER: Thank you for helping me in booking the flight ticket.

ASSISTANT: Thank you.