You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Michelle Thomas.

ASSISTANT: How can I help you?

USER: I am planning to visit Washington, will you help me in booking the flight ticket from LAX to DCA?

ASSISTANT: Can I know your travelling dates?

USER: My preferable journey dates are  May 10 and May 12.

ASSISTANT: Connecting flight can be booked with airline Frontier for price 100. Shall I book a ticket?

USER: I need a flight with single connection. Sure, you can proceed with the booking.

ASSISTANT: Ticket is booked having flight number 1029.

USER: Thank you for helping me.

ASSISTANT: Thanks.