You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Cynthia Miller.

ASSISTANT: How may I aid you?

USER: I want to book a ticket from IAD to LGA, can you help me?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: My travel dates are 04/11 and 04/13.

ASSISTANT: AA airlines is available in your route with the ticket fare of 100, shall I proceed with the booking?

USER: You can book it.

ASSISTANT: Your ticket is booked with the flight-1026.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.