You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Charles Miller.

ASSISTANT: How can I help you at this moment?

USER: I am planning for a round trip to EWR, can you help me?

ASSISTANT: Sure, I will help you with this. Can you please provide your journey dates to proceed further?

USER: My travel dates are 04/26 and 04/28.

ASSISTANT: AA airlines is available with ticket fare of 100 and 1 stop over, shall I book your ticket?

USER: You can book it.

ASSISTANT: Charles Miller, your ticket is booked in flight number 1001.

USER: Thank you for booking.

ASSISTANT: Thank you and have a safe journey.