You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: Myself Donald William, can you help me to book a flight from EWR to LAS?

ASSISTANT: May I know your journey dates please?

USER: Ok, my travel dates are 03/18 and 03/20 respectively.

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

USER: Ok, please book.

ASSISTANT: Your ticket is booked with the flight-1009.

USER: Ok, thank you for your assistance in booking.

ASSISTANT: Thank you for reaching us.